Looking for the meaning or definition of the word ablative? Here's what it means.
(grammar) Applied to one of the cases of the noun in some languages, the fundamental meaning of the case being removal, separation, or taking away, and to a lesser degree, instrument, place, accordance, specifications, price, or measurement. [First attested from around (1350 to 1470).]
(obsolete) Pertaining to taking away or removing. [Attested from the mid 16th century until the early 18th century.]
(engineering, nautical) Sacrificial, wearing away or being destroyed in order to protect the underlying, as in ablative paints used for antifouling. [First attested in 1959.].
(medicine) Relating to the removal of a body part, tumor, or organ. [First attested in the mid 20th century.]
(geology) Relating to the erosion of a land mass; relating to the melting or evaporation of a glacier. [First attested in the mid 20th century.]
(grammar) The ablative case. [First attested around 1350 to 1470.]