noun🔗ShareA woodwind musical instrument that has a distinctive liquid tone whose characteristics vary among its three registers: chalumeau (low), clarion (medium), and altissimo (high)."My daughter plays the clarinet in the school band, and she loves exploring the different sounds it can make, from its low chalumeau register to its high altissimo notes. "musicsoundentertainmentChat with AIVocabulary GamePractice Reading