ψαλμός

ψαλμός, -οῦ, ὁ

(< ψάλλω), [in LXX chiefly for מִזְמוֹר;]

1. a striking, twitching with the fingers (Eur., al.), hence, a striking of musical strings (Æsch., al.), and hence in later writers,

2. a sacred song sung to musical accompaniment, a psalm (LXX): I Co 14:26, Eph 5:19, Col 3:16; of OT psalms, Lk 24:44, Ac 13:33; βίβλος ψαλμῶν, Lk 20:42, Ac 1:20.†