adj

• (grammar) Of or pertaining to the grammatical case prototypically used to indicate the sole argument of an intransitive verb, and the more patientive argument of a transitive verb.
• (rare) Of, exhibiting, or pertaining to absolution; absolutory, absolving.
  "(1) Absolution: The speaker says the act was not what was understood, and that it did not occur as charged anyway. [...] His repeated denials should be viewed as an absolutive strategy in which the facts themselves are disputed, [...]"

noun

• (grammar) The absolutive case, or a phrase that uses it.
• (grammar) An uninflected verb form used to indicate another action performed by the subject of the principal verb.