Share this entry
nitrox Line breaks: ni¦trox

Entry from British & World English dictionary

Definition of nitrox in English:


[mass noun]
A mixture of oxygen and nitrogen used as a breathing gas by divers, especially a mixture containing a lower proportion of nitrogen than is normally present in air, to reduce the risk of decompression sickness.
Example sentences
  • Using nitrox to reduce your nitrogen content offers these advantages.
  • I later ask Terry about oxygen, nitrox and helium.
  • With basic and advanced nitrox divers should not be able to buy oxygen.


1980s: from nitrogen + oxygen.

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources