hyperbaric

adjective

hy·​per·​bar·​ic ˌhī-pər-ˈber-ik 

-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 

-ˈba-ri-

adverb

Examples of hyperbaric in a Sentence

Recent Examples on the Web

Doctors tried topical treatments and even a hyperbaric oxygen chamber, but Davis wound up losing her thumb and parts of her other four fingers on her left hand. — Kerry Breen, CBS News, 15 Aug. 2026

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

Word History

Etymology

hyper- + bar- + -ic entry 1

First Known Use

1962, in the meaning defined above

Medical Definition

hyperbaric

adjective

hy·​per·​bar·​ic ˌhī-pər-ˈbar-ik 

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 

adverb