scuba diving
underwater diving where the diver breathes from apparatus (scuba) which is completely independent of surface supply
en-US/ˈskubə ˈdaɪvɪŋ/
en-GB/ˈskuːbə ˈdaɪvɪŋ/
underwater diving where the diver breathes from apparatus (scuba) which is completely independent of surface supply