noun
[ U ] the words or sounds a baby says when it is learning to talk; the special language adults sometimes use when talking to babies
noun
[ U ] the words or sounds a baby says when it is learning to talk; the special language adults sometimes use when talking to babies
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005