noun, often attributive
scu·​ba | \ ˈskü-bə \

Definition of scuba

: an apparatus utilizing a portable supply of compressed gas (such as air) supplied at a regulated pressure and used for breathing while swimming underwater

Examples of scuba in a Sentence

Recent Examples on the Web

For those wanting to get under the waves, an onboard PADI scuba program certifies divers in some of the clearest waters on the planet. Condé Nast Traveler, "The Best Cruise Lines in the World: 2018 Readers' Choice Awards," 9 Oct. 2018 By contrast, traditional scuba headgear includes a partial face mask and most crucially, the regulator. Bradley J. Fikes,, "Diving masks from San Marcos company helped rescue of Thai boys from cave," 11 July 2018 The boys practice wearing scuba masks and breathing, the first step in their journey to daylight. Times Staff,, "A curious soccer team, a flooded Thai cave and a perilous trek to safety," 8 July 2018 Other amenities include a full bar and eight-person hot tub on the deck, as well as a scuba decompression chamber. Dan Gartland,, "Report: Tiger Woods Plans to Stay on $20 Million Yacht During U.S. Open," 6 June 2018 About an hour after astronaut Cardman took her turn in the pool, the Space Center University students were suiting up for a scuba session taught by a former lab diver. Alex Stuckey, The Christian Science Monitor, "Space Center University trains a growing crowd of aspiring astronauts," 7 May 2018 All three will organize hikes, boat tours, snorkeling and scuba-diving trips. Gabriele Steinhauser, WSJ, "Fantasized About Being a Castaway? Check Out This Island Holiday," 18 Dec. 2018 The dive to rescue the boys in the Tham Luang Cave area is risky and requires divers to hold them close and dress them in scuba gear, Reuters reported. Edmund Demarche, Fox News, "4 freed from Thailand cave, but rescuers face 'war with water and time' to get to others," 9 July 2018 Rescuers attempting to free a youth soccer team from a vast cave in northern Thailand face enormous obstacles if children who can't even swim are to don scuba gear and flee their watery prison before the rainy season ends in the fall. John Bacon, USA TODAY, "'Life-or-death situation': Rescuers face huge obstacles to free Thailand soccer team from watery cave," 3 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'scuba.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of scuba

1952, in the meaning defined above

History and Etymology for scuba

self-contained underwater breathing apparatus

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Dictionary Entries near scuba





scuba diver



Statistics for scuba

Last Updated

23 Jan 2019

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Time Traveler for scuba

The first known use of scuba was in 1952

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More Definitions for scuba


scu·​ba | \ ˈskü-bə \

Kids Definition of scuba

: equipment used for breathing while swimming underwater

More from Merriam-Webster on scuba

Rhyming Dictionary: Words that rhyme with scuba

Spanish Central: Translation of scuba

Comments on scuba

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to settle judicially or to act as judge

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