ὠφέλιμος

ον, η, ον, τινι, Subst.
A. helping, aiding, useful, serviceable, beneficial, sts. of persons, as Id. Men. 98c, R. 461b (Comp.), X. Mem. 2.7.9: but more freq. of things, Th. 2.46, etc.; τινι to one, E. Ion 138 (lyr.), Th. 4.44, 7.64, etc.; ἔς τι for a purpose, Id. 3.68; πρὸς τὰς πολιτείας Pl. R. 607d; ὑπέρ τινος X. Cyr. 6.2.34; κρίνειν τι ὠ. Th. 1.22; τὸ ὠ. as Subst., Pl. R. 457d; τὸ ὑμῖν ὠ. Th. 1.76, cf. E. l. c.: Comp. and Sup., ‐ώτερος, ‐ώτατος, Th. 1.93, Pl. R. 461b, Tht. 179a. Adv. ‐μως X. Mem. 4.4.1, Pl. Grg. 470a, Chrm. 163c: Sup. ‐ώτατα X. Eq. 6.1.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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