crystal noun Stress: first syllable 🤍 Save Syllables: crys-tal (2) English Definition A clear, transparent mineral or glass resembling ice Example Sentence The water in the spring was crystal clear. US IPA /ˈkrɪstl/ 🔊 Listen US UK IPA /ˈkrɪstl/ 🔊 Listen UK Synonyms quartz glass gem mineral Antonyms opaque cloudy Share this Word Facebook WhatsApp X Telegram Copy Link