Dictionary entry

ὕπνος

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

ὕπνος, -ου, ὁ

[in LXX for שֵׁנָה, חֲלוֹם, etc.;]

sleep: Mt 1:24, Lk 9:32, Jo 11:13, Ac 20:9; metaph., Ro 13:11.†