scu·ba div·ing /ˈskuːbə ˌdaɪvɪŋ/ noun [uncountableU] DSSthe sport of swimming under water while breathing through a tube that is connected to a container of air on your back 斯库巴潜泳,带水肺潜水 →4 See picture of 见图 scuba diving
—scuba diver noun [countableC]