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 adverb

Examples of hyperbaric in a Sentence

Recent Examples on the Web
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On the menu are cryotherapy chambers, red light therapy, hyperbaric oxygen sessions, intermittent hypoxic training, and vacuum therapy—all geared towards cellular recovery and holistic well-being. Condé Nast, Condé Nast Traveler, 23 Apr. 2026 The 15,000-square-foot Patina Wellness floor is a haven for intentional health-tech sessions (think cryo and hyperbaric oxygen therapies) alongside sublime spa treatments. Travel + Leisure Editors, Travel + Leisure, 15 Apr. 2026 The organization, the structure, the facilities, the gym, the hyperbaric chambers. Daniel Sperry, Kansas City Star, 30 Mar. 2026 Investigators say the boy was inside one of their hyperbaric chambers receiving treatment when video footage showed the chamber catching fire. Elaine Rojas-Castillo, CBS News, 23 Mar. 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

Cite this Entry

“Hyperbaric.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperbaric. Accessed 26 Apr. 2026.

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 adverb
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