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

Michigan mom of boy who died in hyperbaric chamber explosion jumped into flames to rescue him: attorney James Harrington, attorney at Fieger Law, discusses the case of 5-year-old Thomas Cooper, who died in a hyperbaric oxygen chamber on Jan. 31 while receiving treatment for ADHD and sleep apnea. —Audrey Conklin, Fox News, 18 Feb. 2025

Harrington told the outlet that Thomas’s parents decided to take him to alternative medicine facility Oxford Center to receive treatment in a hyperbaric chamber for sleep apnea and attention-deficit/hyperactivity disorder. —Kimberlee Speakman, People.com, 15 Feb. 2025

The inside of a hyperbaric chamber — a large glass tube that resembles a sleeping pod from a science-fiction movie — has two to three times higher air pressure than normal, according to the Mayo Clinic’s website. —Hank Sanders, New York Times, 12 Feb. 2025

Seizures from oxygen poisoning don't normally cause brain damage Low blood sugar What are the benefits of hyperbaric therapy? —Jonathan Limehouse, USA TODAY, 31 Jan. 2025

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