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1. Functioning as an agent or cause.
2. Expressing causation. Used of a verb or verbal affix.
1. (Grammar) grammar relating to a form or class of verbs, such as persuade, that express causation
2. (and foll by: of) producing an effect
(Grammar) the causative form or class of verbs
caus•a•tive(ˈkɔ zə tɪv)
1. acting as a cause; producing (often fol. by of): a causative agent.
2. expressing causation, as the verb fell “to cause to fall” or the suffix -en in sharpen “to cause to become sharp.”n.
3. a word or form expressing causation.
[1375–1425; late Middle English < Latin]