Scuba vs. Scuta — What's the Difference?

A portable apparatus having a container with compressed air, a regulator that is equipped with a mouthpiece and adjusts the pressure of the released air to match the surrounding pressure, and often a buoyancy compensator, used for breathing under water.

Plural of scutum.

(underwater diving) An apparatus carried by a diver, which includes a tank holding compressed, filtered air and a regulator which delivers the air to the diver at ambient pressure which can be used underwater.

A scutum.

(rare) To perform scuba diving.

Plural of scutum

A device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus

See Scutum.