scuba
UK[ˈskuːbə]US[ˈskuːbə]
n
a portable breathing device for free-swimming divers, consisting of a mouthpiece connected by hoses to one or more tanks of compressed air
Etymology
the word 'scuba' is a modern english acronym, coined during world war ii. it was formed from the initial letters of the technical description "self-contained underwater breathing apparatus." unlike words with latin or greek roots, its formation is purely lexical and functional, designed for brevity in military and technical contexts. the acronym quickly entered common usage after the war to describe the autonomous breathing equipment used by recreational divers, solidifying its place as a standard english noun.
Analysis
this word is an acronym and is not segmented into classical morphemes. it originates from the initial letters of "self-contained underwater breathing apparatus."
Examples
he took a scuba diving course to explore the coral reef.
the diver checked his scuba tank before descending into the deep water.
we saw amazing marine life while scuba diving in the tropics.