1
[ noun ] breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water

Related terms

breathing_device

2
[ verb ] dive with a snorkel

Related terms

dive sport

3
[ noun ] air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time

Related terms

air_passage submarine

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