simmer noun verb Stress: first syllable 🤍 Save Syllables: sim-mer (2) English Definition Stay just below the boiling point while being heated. Example Sentence Let the soup simmer for half an hour. US IPA /ˈsɪmər/ 🔊 Listen US UK IPA /ˈsɪmə(r)/ 🔊 Listen UK Synonyms stew boil seethe bubble Antonyms freeze chill cool Share this Word Facebook WhatsApp X Telegram Copy Link