How to use concave in a sentence

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Sentence Examples They are generally in blue, green, white or occasionally amethyst glass, and are often cut with shallow, concave hollow diamonds. The concave walls are four metres or more in height and culminate in what is known as the vert. At the center of the concave side, where the ureters and veins issue and arterial vessels and nerves usually enter, is the hilus. Using the concave roller to carefully roll the spline into the groove over the screen. He talks continuously even as he keeps working with concave cutters, trunk splitters, shears and tweezers. Left anterior auricle shallow, with straight dorsal margin and obtuse, outwardly concave anterior margin lacking a byssal sinus. At the junction on each side of trochantin and post-clypeus is a concave process for articulation with the ginglymus of the mandible. The bodies are cylindroid, and are terminated by slightly concave or nearly flat articular surfaces. Gaussian curvature is positive for surfaces like a hemisphere, which are either concave or convex in all the directions. Some failure in tension has occurred in the elements above the anomalous region where the flexural bending is concave downwards. A pad member 15 is securely attached to a concave side 13 of the convexo-concave member 11 and is made of absorbent cotton material. He likened this to asking an artisan to explain how the convex surface of a peg can possibly fill that of a concave hole. The patient in this case study has a fistula in a concave area near his gastrostomy tube. Plano-concave axicons are made of a plano surface in combination with a concave conical surface. A steady-state example would be a concavo-convex slope profile with a concave lower portion and a convex upper slope typical of humid climates. If the outside edges appear to get sanded first, yet the middle part isn't affected, then you have a concave surface. You maintain your lower back curve, which is concave, by sitting straight in your chair. The shape of each is similar, with a slightly concave surface, a rolled rim, and a high foot ring. Above it, to signal the presence of occupied space, is a shallow concave circle dug out of the ground. Where the old car had concave surfaces on the doors, the new doors swell outwards, lending more bulk to the profile. Show More Sentences Pictures of bound feet show the toes bent right under the sole, which is so curved it is concave. The first surface of the head support arm is concave and the second surface of the head support arm is convex. Choose only firm tubers and look for those with tiny sprouts showing on their upper, concave surfaces. The articular surface itself is concave, not convex as in many chelonioids. Similar double curvatures were used for concave lenses, and even more complicated corrections for astigmatism. It has a large posterior auricle that has a concave posterior margin meeting the hinge at an acute angle. The most effective joints for moisture resistance are concave, v-shaped, and weathered joints. The north face of the building is concave, completing the elliptical pattern that begins in the courtyard. The agitator or pulsator is a propeller-like device, usually a concave disc fixed to the center, that creates the vertical-axis rotating action. Accordingly, a radio telescope consists of a concave metal reflector that focuses the radio waves on a receiver. Depressions are concave regions on protein surfaces that have no constriction at the mouth. The round, concave shape of the wok means the whole wok becomes a cooking surface, making optimum use of the heat. Visitors will be able to walk beneath the concave underside of the elliptical bean-shaped form. Negative refraction implies that a converging lens made from negative-index material should have a concave surface rather than a convex one. You stand in a dark room looking at a round concave surface perhaps five feet in diameter. The tray is reversible with one side having molded-in carpet and the other a concave surface to keep dirt and water from the rest of the vehicle. The stone includes a depression on its concave surface where the practitioner's finger was inserted in order to assist in applying force. Convex, flat and concave rhomboid units clad the building's distinctive dia-grid structure to produce remarkable visual effects. This is wrapped in a rhomboidal grid, like a giant fishing net, infilled with a mixture of flat, concave and convex panels of glass. Additional liturgical areas are designed as concave spaces bulging the ellipse outwardly. Show More Sentences Hard-wearing though they are, with the passing of time these tiles became slightly concave, so that the pointing lines formed raised ridges. Zach was strapped onto a concave table, his legs and arms spread out, metal rings securing him at the wrists and ankles. In scoliosis, the anatomy is deranged not only at each vertebral level but also between the convex and concave sides of the curve in the spine. As the enamel shrinks on melting and cools with a concave surface, more has to be poured in and the process repeated. The anteromeclial process for articulation with the hyoid body is wide, flattened, and mildly concave on its dorsal face. Its profile may show anything from a rather gentle concave upward curve to a series of complex scarps and sediment-filled basins. The concave roof of the island building, supported by beams suspended in tension, has its center in the sky. Hanging flasks released drops of water, which fell, at a maddeningly slow rate, into huge concave discs on the floor. Again a concave action is required, but it is coupled with an axial rotation of the spine. The samples were then prepared on concave microscope slides under coverslips and sealed with silicone grease. This is a small group of specialized ellesmerocerids with a concave outline of siphuncle segments. McElwee contrasts convex and concave forms with building recesses and relief carvings. The points of the serrations concentrate force while the little concave sections between these points offer more cutting surface. As an example of the benefits of toroids, consider a concave spherical mirror used to image an off-axis point. Use the heart and combination shavehooks for concave, convex and shaped surfaces such as moldings. A preformed metal ball held in the concave mouth is bonded to the metal pad of the integrated circuit. Lateral surfaces of the centrum longitudinally concave and transversally rounded, one foramen on each side. The human shoulder blade is a thin triangle of bone with a thick crest along one edge, and a shallow, concave joint surface in one corner. The shell is slightly prosocline, very weakly inflated, and strongly inequivalve, with concave left valve and weakly convex right one. Yet Stork determined the probable focal length of a concave mirror made by inverting and silvering the convex mirror shown in the painting. Show More Sentences However, the ventral valve of Australostrophia mesembria, type species of the genus, is weakly convex, while the dorsal is very gently concave. One side of the shell is nearly flat, and the opposite side is concave because of the wide umbilicus. The mouth is usually on the concave side, and the tentacles originate on the rim of the umbrella. The higher the value, the nearer the siphuncle is toward the concave side of the conch. At some point they discovered that in the centre of his chest, there was a tiny, concave indentation. They differ, however, in having a flat rather than a concave pseudointerarea, and in having a tubular projection extending from larval shell. The anterior slope is long and straight to weakly convex, while the posterior slope is concave and more steeply inclined than that of N. hazeni. I tried a 2-cam as a directional piece in a concave spot, then wiggled the sling in all directions. A primary concave parabolic mirror converges the light to one focus of a concave ellipsoidal mirror. These scrapers with convex and concave shapes are great smoothers of bowls and other wood hollows and domes. It has a wide hinge line, and one concave valve, which may be either brachial or pedicle. Two rings of concave markings were engraved on its base and shoulder. For the double-ended ramrods, one end is threaded for cleaning attachments and the other end shaped concave for loading a patched round lead ball over 30 grains of powder. Galileo's telescope had a convex object lens but a concave eye-piece. A sleek and shiny ship shaped like a rhombus with concave edges came spiraling in, then extended a large tripod and landed on the flat roof of one of the buildings. Some teeth are slightly recurved lingually when seen in anterior view, with the labial surface of the tooth slightly convex and the lingual surface slightly concave. Inside, the skylit cylinder's concave interior seems a vast space to fill. I was wearing a mega-padded one-piece, and I still looked concave. Consider the famous optical illusion of two identical lines where one has concave triangles at its edges whilst the other has convex triangles at either end. The most unusual feature of this microscope is the catoptric concave mirror used in image formation to reduce the effects of aberration in the objective. Show More Sentences Leaves succubous, circular to oblong-ovate, rounded, usually with very conspicuous yellow gemmae produced at the upper margins, concave, costa none. With his free hand, he picked up a small paint brush and resumed painting the concave interior, where a detailed scene of army camp life was almost complete. The iliolumbar ligament, as it's name implies, connect the lower lumbar spine to the ilium at the iliac crest and the inner concave surface of the iliac fossa. As this margin inclines dorsally, it sweeps around in a distally concave arc to produce a rounded, distally pointing extremity adjacent to the dorsal margin. The exterior walls were composed of concave and convex red bricks. With water the surface is concave, with mercury it is convex. Thanks to a concave side on half of its weight block, the Pearl Assault creates a dynamic counterbalance and provides constant motion for strong hooks. Its fluid curvilinear, concave and convex forms let it appear sculptured rather than built, resembling in its shape a wind swept submarine with the sprawled arms of a sphinx. Lingually, these cusps are flat or slightly concave from apex to base, while their labial sides are convex along their height and in cross section. Although her hull was wood, it was completely protected by armor plates above the waterline and copper sheathing below, and also featured a concave cutwater at the bow. Sepals are four, free, concave, glabrous and elliptic and petals are four, glabrous, reflexed and white in color. Today, as in the 19th century, the threshing begins with a cylinder and concave. Convex surfaces have a higher chemical potential than concave surfaces therefore grain boundaries will move toward their center of curvature. These large concave hooves offer stable support on wet, soggy ground and on crusty snow. The flowers open flat rather than concave as in the case of Primula veris, the Cowslip. Adults have massive, heavily built concave skulls, which are large in proportion to the body. The two valves of the shell are slightly different in size and shape, the right valve being moderately concave. At the posterior end of this spermaceti complex is the frontal sac, which covers the concave surface of the cranium. I reasoned that by excising a portion of the motor root, we would in turn remove the ganglion cells on this concave surface. Proprioceptor, an array of flat, convex, and concave circular mirrors mounted on adjustable steel armatures, is sophisticated and provocative. Show More Sentences Notice, too, that the shaft is not straight, but bent so that the upper surface of the feather is convex, and the lower concave. Built in the shape of an egg-timer they are convex, changing to concave further up and a sculpture in their own right. The rostrum is concave dorsally, terminating in an upturned acumen, median carina strong. Greenstick fractures occur when the bone is bent, which results in a fracture of the convex side while the concave side remains intact. Boulton greatly reduced the counterfeiting problem by adding lines to the coin edges, and striking slightly concave planchets. The piece is based on a set of parametric equations that create a deltoid, a type of hypocycloid which looks like a triangle with concave sides. The outer face is slightly concave, and a tuberculate ornamentation is sometimes present in the area of the postcentral umbo. This innovative design uses a concave cutting edge and an aggressive serration pattern instead of the standard straight cutting edge. The pituitary lies in the sella turcica, a concave structure in the superior sphenoid bone at the base of the brain. The thoracic curve, concave forward, begins at the middle of the second and ends at the middle of the twelfth thoracic vertebra. The concave shape of a glacial cirque is open on the downhill side, while the cupped section is generally steep. The concave clearance, cylinder speed, fan velocity, sieve sizes, and feeding rate must be adjusted for crop conditions. The concave is curved to match the curve of the cylinder, and serves to hold the grain as it is beaten. Compound, serpentine mouldings include cyma recta, cymatium, cyma reversa and beak moulding, whose upper part is concave and lower part is convex. The abacus is moulded in three sections and has four main concave faces corresponding with the tapering volutes below and truncated by a short sqaure face on the diagonal. Outline of maxillary tomium faintly concave, slightly sinuate. A Mode 2 tool is a biface consisting of two concave surfaces intersecting to form a cutting edge all the way around, except in the case of tools intended to feature a point. Its face is a little concave and not at all truncated at the base. In this study, we suggest a concave MLA as an optical pattern in the LGP, which shows a higher luminance than the convex MLA for the same point light sources. Procoelous vertebrae are anteriorly concave and posteriorly convex. Show More Sentences The articular facet for the ectomesocuneiform is oval and slightly convex, and the facet for the entocuneiform is much smaller, rounded to elliptical and concave. Their skulls are distinguished from those of dogs by their narrower muzzles, less crowded premolars, more slender canine teeth, and concave rather than convex profiles. As the arrangement is dragged forward, the sharp edge of the disc cuts the soil, and the concave surface of the rotating disc lifts and throws the soil to the side. The grain, either coming through the concave or the walkers, meets a set of sieves mounted on an assembly called a shoe, which is shaken mechanically. To help combat these problems, almost all sailmakers trim the leeches of their headsails to a hollow or concave profile and enclose a LEECHLINE within the leech tabling. Above the beard his face was unmasked and very thin, concave cheeks falling away from jutting bones, his eyes sunken deep in their sockets under tufted Gandalfian brows. They may be composed of clay, silt, sand, or gypsum, eroded from the basin floor or shore, transported up the concave side of the dune, and deposited on the convex side. The later, more abstract figures are often penetrated by spaces directly through the body, by which means Moore explores and alternates concave and convex shapes. Examples from Classical Literature In the Galilean telescope a small concave eye-glass, ab, is placed between the object-glass and the image. The capitals here are very close imitations of Classical work, with the abaci frequently concave on plan. The curve as a whole becomes, first slightly convex to the abscissa, then straight and ascending, and lastly concave. The alary processes of the premaxillaries are widely separated, concave posteriorly, and vertical. F is called a meniscus, or concavo-convex, being concave on one, and convex on the other side. The globe at last became concave, then, after they entered its atmosphere, convex. Lip erect, saccate below, concave above, and narrowing into the recurved summit. The under or concave side of the voussoirs is called the intrados, and the upper or convex side the extrados of the arch. After a few operations like this the back of the book becomes rounded and the fore edge concave. It is surrounded by the hyaloid membrane, already noticed, and anteriorly is concave for the reception of the lens. In the construction of reflecting telescopes, concave mirrors, or specula, are combined with a double convex lens. The pterotic and sphenotic together give rise to a large concave surface by which the hyomandibular articulates with the cranium. Tongue deeply concave or induplicate, its edges serrate with reversed papill. Medially, the concave margin of the postorbital meets the supratemporal for about 3.5 mm. Caudad, the lesser omentum and the suspensory ligament are seen to have a common concave falciform edge. Two bits of tool steel are softened and turned on the lathe, one convex and the other concave. And if both be curved as in Fig. 29, then the concave edge must be the trailing edge. The pectoro-abdominal suture is anteriorly convex at the sides and concave at the midline. The posterior edge is slightly concave and in part forms the anterior border of the naris. The ventral surface bears flat scales in addition to the concave scales which, as mentioned above, are inhabited by nostoc. Show More Sentences The villi are arranged in ridges which radiate from a non-villous longitudinal strip on the concave surface of the chorion. The odontoid process of the axis is still more concave than in Poebrotherium, but not spout-like as in existing forms. The posterior margin of the zygomatic process is concave, rather than convex as in bidens. Lip free, deeply concave at base, narrowly constricted and somewhat jointed in the middle, the upper portion dilated and petaloid. The second phalange is concave at the upper articular end and convex in the longer direction at the lower end. In this case, the edges are planed so as to be very slightly concave from end to end. I have made another only with a plano concave, without any kind of reflection, divers also by means of reflection. The bases of the radial spines are connected by prominent concave crests, which form the edges of the polyhedral shell. He 'readies up the broads,' as he terms it, by cutting all the high cards convex, and the low ones concave. The reflector, on the other hand, forms the image at the focus of a concave mirror. The alary process of the premaxillary is small, vertical, and slightly concave posteriorly. The alary process of the premaxillary is small, concave posteriorly and vertical. The male plant has no definite stem, and consists of a single concave leaf protecting the antheridium. The apophyge is the inverted cavetto or concave sweep, on the upper edge of which the diminishing shaft rests. A bed stone, slightly convex, is capped by a running stone somewhat concave. The form of spectroscope mentioned above, in which the collimator and slit are replaced by a concave lens, will be tried. In a concave mirror the top and bottom are inverted, but this is no transposition. You will perceive, Watson, that the glasses are concave and of unusual strength. The sky was like a bowl of brass, and in the concave buzzards were sailing. The surgeon and the wounded were well sheltered in a concave hollow of the bank. Show More Sentences The gouge is a form of chisel, the blade of which is concave, and hence the edge curved. Of what use is genius, if the organ is too convex or too concave and cannot find a focal distance within the actual horizon of human life? These rays impinge upon a diamagnetic surface which is concave. These petals are elliptic in shape, concave, and always widely opened. A popper is a lure that usually tapers toward its widest at the front, where it has a concave or slanted, flat face. Suppose the polyhedral angle were concave, why would the proof not hold? It is concave and trellised, and is beautifully engraved by Daniel Hopfer. This may be done either by a convex lens, or by a concave mirror. The alary process of the premaxillary is vertical and concave posteriorly. The double concave lens is added to correct for chromatic aberration. It is concave toward the meatus, and convex toward the tympanum. The central, concave edges of the menisci are thin and unattached. I am bending them in concave cathode of force over the city. I ran up the twisted, concave surface of a giant stem of some kind. It was a concave lens, like some powerful optical instrument. The NTM patients also more frequently had concave chests, a condition known as pectus excavatum, and scoliosis, or curvature of the spine. Before again issuing from it, this spiral runs into a small cone with a concave base, that is turned downward in the shape of a spherical cap. Thus, far from being salient, its horizontal section is concave. The base of the neural arch is also concave in this vertebra. Differs from C. fragrans in concave pileus with striate margin. Show More Sentences The shell was slightly concave, the concavity turned to the front. Tibia, concave on inner edge, pedicellate, shorter than femur. The priest carrying the wafers on a tray with a concave centre filled with wine intincts for the communicant. Hubble is a reflecting telescope using a primary concave mirror and a secondary convex mirror. A concave reflecting telescope is built by Niccolo Zucchi, an Italian Jesuit and physicist. No huge concave sweeps of the brush, no daubing or splashing here. The city of Wintoncester, that fine old city, aforetime capital of Wessex, lay amidst its convex and concave downlands in all the brightness and warmth of a July morning. Find more words! 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What is the opposite of concave? Words that rhyme with concave What is the past tense of concave? What is the plural of concave? What is the adverb for concave? What is the adjective for concave? What is the noun for concave? Translations for concave Use our Sentence Generator Nearby Words concatenations concatenation concatenating concatenates concatenated concatenate concaved concaves concavities concavity concavo-convex conceal 7-letter Words Starting With c co con conc conca concav