decade noun Stress: first syllable 🤍 Save Syllables: dec-ade (2) English Definition A period of ten years. Example Sentence Technology has changed a lot over the past decade. US IPA /ˈdekeɪd/ 🔊 Listen US UK IPA /ˈdekeɪd/ 🔊 Listen UK Synonyms decennium ten years Antonyms moment instant Share this Word Facebook WhatsApp X Telegram Copy Link