hyperbaric

adjective

hy·​per·​bar·​ic ˌhī-pər-ˈber-ik How to pronounce hyperbaric (audio)
-ˈba-rik
: of, relating to, or utilizing greater than normal pressure especially of oxygen
a hyperbaric chamber
hyperbaric medicine
hyperbarically
ˌhī-pər-ˈber-i-k(ə-)lē How to pronounce hyperbaric (audio)
-ˈba-ri-
adverb

Examples of hyperbaric in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Both men underwent extensive skin-grafting surgery and spent time in a hyperbaric chamber. — Brianna Zigler, Entertainment Weekly, 13 Aug. 2026 In 2006, the Zale Parry Scholarship was established by the Academy of Underwater Arts & Sciences to support students pursuing careers in undersea exploration, marine conservation, hyperbaric medicine and diving technology. — Mike Barnes, HollywoodReporter, 23 July 2026 While the elite pick up their paddles after a vampiric rest in a hyperbaric oxygen chamber, 87% of Americans (out of 5,000 surveyed in December 2025) believe the country is in a crisis because of its unaffordability. — Hunter Lacey, Allure, 7 July 2026 Johnson acknowledged that some common biohacking techniques — including hard training, sauna and hyperbaric oxygen — all raise the body’s demand for iron. — Melissa Rudy, FOXNews.com, 6 July 2026 See All Example Sentences for hyperbaric

Word History

Etymology

hyper- + bar- + -ic entry 1

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of hyperbaric was in 1962

Browse Nearby Words

hyperawareness
hyperbaric
hyperbaton
See all Nearby Words

Cite this Entry

“Hyperbaric.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperbaric. Accessed 14 Aug. 2026.

Copy Citation

Medical Definition

hyperbaric

adjective
hy·​per·​bar·​ic ˌhī-pər-ˈbar-ik How to pronounce hyperbaric (audio)
1
: having a specific gravity greater than that of cerebrospinal fluid
—used of solutions for spinal anesthesia compare hypobaric
2
: of, relating to, or utilizing greater than normal pressure especially of oxygen
a hyperbaric chamber
hyperbaric treatment
hyperbarically
-i-k(ə-)lē How to pronounce hyperbaric (audio)
adverb
Last Updated: - Updated example sentences
Love words? Need even more definitions?

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

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of vacuous

See Definitions and Examples »

Popular in Grammar & Usage

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

7 Pairs of Commonly Confused Words

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

Words from the 'Odyssey'

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

The Words of the Week - Aug. 14

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Words from the 'Odyssey'

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
image of a green cube out of place in a lineup of red spheres
Odd Word Out: Synonyms Vol. 2 Quiz Figure out which word isn't like the others.
See All