Ὄνειρος
From LSJ
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
French (Bailly abrégé)
ου (ὁ) :
sg. et pl.
le dieu ou les dieux des songes.
Étymologie: ὄνειρος.
Russian (Dvoretsky)
Ὄνειρος: ὁ Онир, «Сон» (бог сновидений) Hom.