Abbott-Smith Manual Greek Lexicon
ὠδίν (G5604)
4 ὠδίν (late form of ὠδίς ), -ῖνος, ἡ [in LXX for חֶבֶל (and wrongly for חֶבֶל , cf. Ac, l.c.), חִיל , etc. ;] a birth pang, travail pain : I Th 5:3 ; metaph., of extreme suffering, Mt 24:8 , Mk 13:8 ; ὠδῖνες θανάτου ( Ps 17 (18):4 הֶבְלֵי מָוֶת ), Ac 2:24 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain