ABLATIVE
ablative
(adjective) tending to ablate; i.e. to be removed or vaporized at very high temperature; “ablative material on a rocket cone”
ablative
(adjective) relating to the ablative case
ablative, ablative case
(noun) the case indicating the agent in passive sentences or the instrument or manner or place of the action described by the verb
Source: WordNet® 3.1
Etymology
Adjective
ablative (not comparable)
(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.].
(medical) 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.]
Noun
ablative (plural ablatives)
(grammar) The ablative case. [First attested around 1350 to 1470.]
An ablative material. [Mid 20th century.]
Source: Wiktionary
Ab"la*tive, a. Etym: [F. ablatif, ablative, L. ablativus fr. ablatus.
See Ablation.]
1. Taking away or removing. [Obs.]
Where the heart is forestalled with misopinion, ablative directions
are found needful to unteach error, ere we can learn truth. Bp. Hall.
2. (Gram.)
Definition: Applied to one of the cases of the noun in Latin and some other
languages, -- the fundamental meaning of the case being removal,
separation, or taking away.
Ab"la*tive, (Gram.)
Definition: The ablative case. ablative absolute, a construction in Latin,
in which a noun in the ablative case has a participle (either
expressed or implied), agreeing with it in gender, number, and case,
both words forming a clause by themselves and being unconnected,
grammatically, with the rest of the sentence; as, Tarquinio regnante,
Pythagoras venit, i. e., Tarquinius reigning, Pythagoras came.
Source: Webster’s Unabridged Dictionary 1913 Edition