Meaning & use
aqualung
A portable breathing device that supplies compressed air to a diver underwater.
See it in a sentence
He strapped on an aqualung before descending to explore the shipwreck.
Early aqualung designs made recreational scuba diving possible for the first time.
A note on using this word
Aqualung was originally a trademark; the more general modern term for the equipment is scuba gear.
Words with a similar meaning
scuba
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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