scu·​ba ˈskü-bə How to pronounce scuba (audio)
often attributive
: 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 The dress’s bodice is made of a black scuba material with a short collar and a wetsuit-like front zipper, which Lopez wore unzipped nearly to her bellybutton. Kathleen Walsh, Glamour, 13 June 2023 ProPublica uncovered the details of Thomas’ travel by drawing from flight records, internal documents distributed to Crow’s employees and interviews with dozens of people ranging from his superyacht’s staff to members of the secretive Bohemian Club to an Indonesian scuba diving instructor. Joshua Kaplan, ProPublica, 6 Apr. 2023 Curtain Bluff allows couples to customize their mini-moon with experiences like a private picnic on the beach, a scuba diving adventure, or a couples massage. Jordi Lippe, Travel + Leisure, 31 Jan. 2023 Crossing the causeway to the Florida Keys, Key Largo harbors laidback boutique hotels (like the Kona Kai) and the best scuba and snorkeling in the continental U.S. at John Pennekamp Coral Reef State Park. Joe Yogerst, Forbes, 27 Jan. 2023 Schreiber also shared some snaps from his trip on Instagram, including the process of Sasha getting his scuba diving certification. Natalia Senanayake, Peoplemag, 26 Jan. 2023 Philip Seymour Hoffman's incredibly funny 'best friend' turn, and a pretty small cameo from Hank Azaria as a scuba instructor. Milan Polk, Men's Health, 11 Jan. 2023 Slip out of your scuba suit and dive into some shore-safe looks with a little more drip. Sean Santiago, ELLE Decor, 28 Dec. 2022 The Reef Rescue Network is a Caribbean-wide effort to bring scuba diving operations, resorts, and other businesses together to help with scientists’ restoration efforts. Stephanie Hanes, The Christian Science Monitor, 23 Jan. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'scuba.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


self-contained underwater breathing apparatus

First Known Use

1952, in the meaning defined above

Time Traveler
The first known use of scuba was in 1952

Dictionary Entries Near scuba

Cite this Entry

“Scuba.” Dictionary, Merriam-Webster, Accessed 30 Sep. 2023.

Kids Definition


scu·​ba ˈsk(y)ü-bə How to pronounce scuba (audio)
: equipment used for breathing while swimming underwater

self-contained underwater breathing apparatus

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!