nitroxn.

Brit.

/ˈnʌɪtrɒks/, U.S.

/ˈnaɪˌtrɑks/

Forms: also with capital initial.

Origin: Formed within English, by compounding. Etymons: nitrogen n., oxygen n.

Etymology: < nitr- (in nitrogen n.) + ox- (in oxygen n.).

Diving.

A mixture of oxygen and nitrogen, used as a breathing gas by underwater divers; spec. a mixture that contains a lower proportion of nitrogen than is normally present in air, in order to reduce the risk of decompression sickness.

ΘΚΠ

the world > matter > chemistry > chemical substances > named gases > [noun] > containing nitrogen

nitrous gas1742

nitrous air1772

nitric oxide1789

nitrogen monoxide1869

nitrox1982

1982 J. Bevan in P. B. Bennett & D. H. Elliott Physiol. & Med. Diving (ed. 3) iv. 50/2 In these less common occurrences heliox mixtures with appropriate oxygen percentages may be used..or special mixtures of oxygen and nitrogen (nitrox).

1985 U.S. News & World Rep. (Nexis) 12 Aug. 62 The mixture, called nitrox, is widely used, but if it is mixed in the wrong proportions, the result can be disastrous.

1993 Discover Diving Apr. 3/2 From Nitrox to Trimix, along with the various physiological considerations involved, this volume is a must for anyone seriously interested in technical diving.

2000 Dive Nov. 79/3 (advt.) Full set of diving kit,..151 cylinders (one nitrox).

This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022).

单词	nitrox
释义	nitroxn. Brit. /ˈnʌɪtrɒks/, U.S. /ˈnaɪˌtrɑks/ Forms: also with capital initial. Origin: Formed within English, by compounding. Etymons: nitrogen n., oxygen n. Etymology: < nitr- (in nitrogen n.) + ox- (in oxygen n.). Diving. A mixture of oxygen and nitrogen, used as a breathing gas by underwater divers; spec. a mixture that contains a lower proportion of nitrogen than is normally present in air, in order to reduce the risk of decompression sickness. ΘΚΠ the world > matter > chemistry > chemical substances > named gases > [noun] > containing nitrogen nitrous gas1742 nitrous air1772 nitric oxide1789 nitrogen monoxide1869 nitrox1982 1982 J. Bevan in P. B. Bennett & D. H. Elliott Physiol. & Med. Diving (ed. 3) iv. 50/2 In these less common occurrences heliox mixtures with appropriate oxygen percentages may be used..or special mixtures of oxygen and nitrogen (nitrox). 1985 U.S. News & World Rep. (Nexis) 12 Aug. 62 The mixture, called nitrox, is widely used, but if it is mixed in the wrong proportions, the result can be disastrous. 1993 Discover Diving Apr. 3/2 From Nitrox to Trimix, along with the various physiological considerations involved, this volume is a must for anyone seriously interested in technical diving. 2000 Dive Nov. 79/3 (advt.) Full set of diving kit,..151 cylinders (one nitrox). This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022). < n.1982
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