Dictionary entry

ὠδίνω

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

ὠδίνω

[in LXX chiefly for חוּל, also for חבל pi., etc.;]

to have birthpangs, to travail: Ga 4:27 ^(LXX), Re 12:2; metaph., Ga 4:19 (cf. συν-ωδίνω).†