perfective aspect
Definition - An aspect that is used to show completion.

Example -

(1) He has eaten (present perfect)
(2) He had eaten (past perfect )

Etymology -
The term derives from the Latin perfectus, fully done.

Oxford English Dictionary -
Its first citation is from 1530:
"Verbes parsonall be of thre sortes, parfyte, anomales, and defectyves."
(Jehan Palsgrave, Lesclarcissement de la langue françoyse, Introd. 30 )

Please comment