Definition of ablatives:
(adj) :
(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.
(n) :
(grammar) The ablative case.
(adj) :
(engineering, nautical, astronautics) Sacrificial, wearing away or being destroyed in order to protect the underlying material, as in ablative paints used for antifouling, or ablative heat shields used to protect spacecraft during reentry. .
(adj) :
(medicine) Relating to the removal of a body part, tumor, or organ.
(adj) :
(geology) Relating to the erosion of a land mass; relating to the melting or evaporation of a glacier.
(n) :
An ablative material.