συντελεςτικός

ή, όν, τινος, Adv.
A. capable of causing or effecting, τινος Epicur. Nat. 14.4, Phld. Rh. 2.49 S., Ptol. Harm. 1.15.
II. Gramm., ὁ ς. (sc. χρόνος) the tense of completion, viz. pf. and aor., opp. παρατατικός, S.E. M. 10.91, 92.101. Adv. ‐κῶς ib.101.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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