Grammar .

(in certain inflected languages, as Latin, Greek, or Russian) noting a case whose distinctive function is to indicate the direct object of a verb or the object of certain prepositions.

similar to such a case form in function or meaning.

Linguistics . pertaining to a type of language in which there is an accusative case or in which subjects of transitive verbs behave the same way as subjects of intransitive verbs. Compare ergative ( def. 2 ) .

accusatory.

an accusative case.

a word in an accusative case.

a form or construction of similar function.