PRAECOCIAL Meaning of PRAECOCIAL in English adj. & n. (US precocial) --adj. (of a bird) having young that can feed themselves as soon as they are hatched. --n. a praecocial bird (cf. ALTRICIAL). Etymology: L praecox -cocis (as PRECOCIOUS) Oxford English vocab. Оксфордский английский словарь. 2012