heliair

H4E1L1I1A1I1R1
UK/ˈhiː.liˌɛə/US/ˈhi.liˌɛɹ/

noun

A mixture of helium, nitrogen and oxygen, used as a breathing gas instead of normal air.

Scrabble 10
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Meanings

nounheliair (uncountable)
  1. uncountabledivingA mixture of helium, nitrogen and oxygen, used as a breathing gas instead of normal air.

Origin

Blend of heli(um) + air.

Full word history & related roots →
Cite this entry
APA

heliair. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/heliair

MLA

“heliair.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heliair. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “heliair,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/heliair.

Source: heliair on Wiktionary, CC BY-SA 4.0.