isobutane

I1S1O1B3U1T1A1N1E1

noun

A hydrocarbon, a particular isomer of C₄H₁₀ found in natural gas.

UncommonScrabble 11

Meanings

nounisobutane (countable and uncountable, plural isobutanes)

plural isobutanes

  1. countableuncountablechemistryA hydrocarbon, a particular isomer of C₄H₁₀ found in natural gas.

    Synonyms: 2-methylpropane, methylpropane, trimethylmethane

Synonyms & antonyms

nounA hydrocarbon, a particular isomer of C₄H₁₀ found in natural gas.

Origin

From iso- + butane. From being an isomer of butane, different from n-butane (“'normal' butane”).

Full word history & related roots →

Translations

Catalan isobutà
  • isobutàa hydrocarbon: C4H10
Chinese Mandarin 異丁烷 /异丁烷
  • 異丁烷 /异丁烷 (yì dīngwán)a hydrocarbon: C4H10
Finnish isobutaani
  • isobutaania hydrocarbon: C4H10
French isobutane, 2-méthylpropane
  • isobutanea hydrocarbon: C4H10
  • 2-méthylpropanea hydrocarbon: C4H10
  • méthylpropanea hydrocarbon: C4H10
German Isobutan
  • Isobutana hydrocarbon: C4H10
Greek ισοβουτάνιο
  • ισοβουτάνιο (isovoutánio)a hydrocarbon: C4H10
Hungarian izobután
  • izobutána hydrocarbon: C4H10
Malay isobutana
  • isobutanaa hydrocarbon: C4H10
Portuguese isobutano
  • isobutanoa hydrocarbon: C4H10
Russian изобута́н
  • изобута́н (izobután)a hydrocarbon: C4H10
Spanish metilpropano, isobutano
  • metilpropanoa hydrocarbon: C4H10
  • isobutanoa hydrocarbon: C4H10
Turkish izobütan
  • izobütana hydrocarbon: C4H10
Cite this entry
APA

isobutane. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/isobutane

MLA

“isobutane.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/isobutane. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “isobutane,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/isobutane.

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