| Called the ether, or the luminiferous ether, this medium was thought to permeate all of space. |
| It would only be necessary to say, the luminiferous fluid of this essay is the well established substance now called caloric. |
| If we think of the modern theory of the luminiferous ether, we shall not be far from his view-point. |
| Michelson-Morley experiment, an attempt to detect the velocity of the Earth with respect to the hypothetical luminiferous ether, a medium in space proposed to carry light waves. |
| Radiant light consists in undulations of the luminiferous aether. |
| This separation was now produced in its full extent by the perfect condensation of the luminiferous matters around the sun. |
