noun Download 🔗Share A polygon with eight sides and eight angles. Examples : "The stop sign has eight sides; it is an octagon. " math figure structure Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Often in the form Octagon: the arena for mixed martial arts. Examples : "The mixed martial arts tournament was held in a large octagon. " sport entertainment building area structure Chat with AIVocabulary GamePractice Reading