Of uncertain affinity; an infant (properly, unborn) literally or figuratively -- babe, (young) child, infant.
a. an unborn child, embryo, fetus: Luke 1:41, 44; (Homer, Iliad 23, 266; Plutarch, rep. Stoic. 41 τό βρέφος ἐν τῇ γαστρί).
b. a new-born child, an infant, a babe (so from Pindar down): Luke 2:12, 16; Luke 18:15; Acts 7:19; 1 Peter 2:2; ἀπό βρέφους from infancy, 2 Timothy 3:15 (so ἐκ βρέφους, Anth. Pal. 9, 567).