ideal gas

noun

a hypothetical gas, whose molecules exhibit no interaction, and undergo elastic collision with each other and with the walls of the container

Similar
perfect gas
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Meanings

nounideal gas (plural ideal gases)

plural ideal gases

  1. natural sciencesa hypothetical gas, whose molecules exhibit no interaction, and undergo elastic collision with each other and with the walls of the container

Synonyms & antonyms

nouna hypothetical gas with molecules of negligible size that exert no intermolecular forces

Similar
perfect gas
Broader
gas

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Chinese Cantonese 理想氣體 /理想气体
  • 理想氣體 /理想气体 (lei⁵ soeng² hei³ tai²)hypothetical gas
Chinese Mandarin 理想氣體 /理想气体
  • 理想氣體 /理想气体 (lǐxiǎng qìtǐ)hypothetical gas
Czech ideální plyn
  • ideální plynhypothetical gas
Danish idealgas
  • idealgashypothetical gas
Dutch ideaal gas
  • ideaal gashypothetical gas
Esperanto ideala gaso
  • ideala gasohypothetical gas
Finnish ideaalikaasu
  • ideaalikaasuhypothetical gas
French gaz parfait
  • gaz parfaithypothetical gas
German ideales Gas
  • ideales Gashypothetical gas
Hebrew גז אידאלי
  • גז אידאליhypothetical gas
Hungarian ideális gáz
  • ideális gázhypothetical gas
Italian gas ideale
  • gas idealehypothetical gas
Japanese 理想気体
  • 理想気体 (risōkitai)hypothetical gas
Korean 이상 기체
  • 이상 기체 (isang giche)hypothetical gas
Latvian ideāla gāze
  • ideāla gāzehypothetical gas
Lithuanian idealios dujos
  • idealios dujoshypothetical gas
Norwegian ideell gass
  • ideell gasshypothetical gas
Persian گاز ایدهآل
  • گاز ایدهآل (gâz-e ide-âl)hypothetical gas
Polish gaz doskonały
  • gaz doskonałyhypothetical gas
Portuguese gás perfeito
  • gás perfeitohypothetical gas
Russian идеа́льный газ
  • идеа́льный газ (ideálʹnyj gaz)hypothetical gas
Slovak ideálny plyn
  • ideálny plynhypothetical gas
Swedish perfekt klassisk gas
  • perfekt klassisk gashypothetical gas
Tagalog ulirang buhag
  • ulirang buhaghypothetical gas
Vietnamese khí lí tưởng
  • khí lí tưởnghypothetical gas
Cite this entry
APA

ideal gas. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/ideal%20gas

MLA

“ideal gas.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ideal%20gas. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “ideal gas,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/ideal%20gas.

Source: ideal gas on Wiktionary, CC BY-SA 4.0.