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

The testimony focused on the use of a bracelet, or grounding strap, inside the hyperbaric chamber. —Veronica Ortega, CBS News, 12 Jan. 2026

There’s a salon sponsored by Sephora, a child care room, a rest and recovery lounge sponsored by Samsung, two hyperbaric oxygen chambers and an in-house aesthetician. —Myah Taylor, Dallas Morning News, 5 Jan. 2026

Four to five hours a week in the hyperbaric chamber. —Colton Pouncy, New York Times, 5 Jan. 2026

Wellness here is not delivered via IV infusions of vitamins, a hyperbaric chamber, or a VR meditation pod. —Dobrina Zhekova, Travel + Leisure, 29 Dec. 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