a steel vessel in which atmospheric pressure can be raised or lowered by air compressors, used to treat divers or pilots afflicted with aeroembolism and to provide high-oxygen environments for certain medical treatments and operations.
Hyper vs. Hypo
Let’s start from the top: Hyper- is a prefix that means excess or exaggeration, while hypo- is another prefix that means under or beneath. Both hyper and hypo are usually used as prefixes, which are elements or partial words added to the beginning of a base word to modify its meaning. Hyper is derived from the Greek word for over, and hypo is a Greek …
Read more in this article about some frequently asked questions and fun facts related to our definitions.
Origin of hyperbaric chamber
First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A compartment capable of high-pressure oxygenation, used to treat decompression sickness and anaerobic infections.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.