baby noun verb Stress: first syllable 🤍 Save Syllables: ba-by (2) English Definition A very young child or infant. Example Sentence The baby is sleeping peacefully. US IPA /ˈbeɪ.bi/ 🔊 Listen US UK IPA /ˈbeɪ.bi/ 🔊 Listen UK Synonyms infant newborn toddler child Antonyms adult elder Share this Word Facebook WhatsApp X Telegram Copy Link