within adverb Stress: second syllable 🤍 Save Syllables: with-in (2) English Definition Inside the range, limits, or boundaries of. Example Sentence He will return within an hour. US IPA /wɪðˈɪn/ 🔊 Listen US UK IPA /wɪðˈɪn/ 🔊 Listen UK Synonyms inside inward in therein Antonyms outside without beyond Share this Word Facebook WhatsApp X Telegram Copy Link