Definition of aqualung in English:

aqualung

Syllabification: aq·ua·lung
Pronunciation: /ˈäkwəˌləNG, ˈak-
 
/
(also • trademark Aqua-Lung)

noun

  • A portable breathing apparatus for divers, consisting of cylinders of compressed air strapped on the diver’s back, feeding air automatically through a mask or mouthpiece.
    More example sentences
    • The modus operandi, they said, was for divers with aqualungs to collect perlemoen which they then took ashore at dusk in sacks and left in a hideout in the bush and dunes.
    • She pulled out the mouthpiece of her aqualung, briefly, and shouted his name into the water.
    • If I went, and I would, I'd want the full suit, with an aqualung and a parachute.

verb

[no object] dated Back to top  
  • Swim underwater using an aqualung .
    More example sentences
    • If the water flows into the room, grab the tanks and get aqualunging.

Origin

1950s (originally a proprietary name in the US): from Latin aqua 'water' + lung.

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