ἔϊσος

English (LSJ)

η, ον [ῑ], Ep. form of ἶσος,

   A alike, equal, Hom., only fem. sg. and pl., always in set phrases (exc. [ἵππους]..σταφύλῃ ἐπὶ νῶτον ἐΐσας equal in height, Il.2.765):    1 most freq. of a feast, equal, i.e. equally shared, of which each partakes alike, esp. of sacrificial feasts or of meals given to a stranger (for on other occasions the greatest men had the best portions), δαιτὸς ἐΐσης 1.468,al.    2 ofships, even or well-balanced, νηὸς ἐΐσης 15.729; νῆες ἐῗσαι Od.5.175,al.    3 of a shield, evenly balanced, ἀσπίδα πάντοσ' ἐΐσην Il.12.294, 13.157, 160, etc.    4 of the mind, even, well-balanced, φρένας ἔνδον ἐΐσας Od. 11.337, 14.178.