perfectivityn.
/ˌpəːfɛkˈtɪvᵻti/, U.S. /ˌpərfɛkˈtɪvᵻdi/ Grammar.
The quality or state of being perfective (perfective adj. 2b).
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perfectivity1895
1895 Mod. Lang. Notes 10 59/2 As a result of this isolation of ge- from the other verbal prefixes, its chief function, that of producing perfectivity, was overlooked.
1904 Expositor Nov. 360 In οἱ ἀπολλύμενοι, strongly durative though the verb is, we see its perfectivity in the fact that the goal is ideally reached.
1985 Canad. Jrnl. Linguistics 30 197 If it is important to express the aspect of completion (or perfectivity, or anteriority), that feature is normally marked in both clauses.
1998 Word 49 103 The category of aspect, where perfectivity (the action is fulfilled at the moment of speech), and imperfectivity (without any marker of the end of the action) are opposed.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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n.1895