adjective Download 🔗Share Of or relating to chalk. Examples : "The Cretaceous period saw the development of abundant chalk formations. " geology age Chat with AIVocabulary GamePractice Reading
adjective Download 🔗Share Consisting of chalk. Examples : "The artist preferred using cretaceous pencils for sketching because they created soft, easily blendable lines. " geology material substance Chat with AIVocabulary GamePractice Reading