παραπλήρωμα

ατος, τό
A. expletive, ὀνομάτων π. words and phrases of such kind, D.H. Dem. 39, cf. 19 ; λέξεων Id. Isoc. 3.
II. Geom., complement of a parallelogram, Euc. 1.43, etc.
III. = sagina, Gloss.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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