ἀμοιβός

Adj., ὁ
A. one who exchanges, ἀμοιβοί soldiers that relieve others, Il. 13.793.
II. Adj. in requital or exchange for, νέκυν νεκρῶν ἀ. ἀντιδούς S. Ant. 1067; ἀ. ἑῆς θρέψε διδασκαλίης AP 7.341 (Procl.).
2. alternating, κληῖδες, of Day and Night, Parm. 1.14.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project