hydrazine

H4Y4D2R1A1Z10I1N1E1
/ˈhaɪdɹəˌziːn/

noun

A corrosive, fuming liquid, NH₂-NH₂, used as a rocket fuel.

Similar
diamidogen
UncommonScrabble 25

Meanings

nounhydrazine (countable and uncountable, plural hydrazines)

plural hydrazines

  1. uncountablechemistryA corrosive, fuming liquid, NH₂-NH₂, used as a rocket fuel.
  2. countablechemistryAny member of the class of organic compounds formally derived from NH₂-NH₂ by replacing one of the hydrogen atoms.

    From ethyleneoxides or ethyleneimines carrying an acyl substituent, with hydrazine and its derivatives (Ch. 3. XV).

    2009, Richard H. Wiley, Pyrazoles and Reduced and Condensed Pyrazoles, Volume 22, page 387

Synonyms & antonyms

Similar
diamidogen

Origin

  1. GermanHydrazin
  2. Englishhydrazine

Borrowed from German Hydrazin, coined by Emile Fischer in 1875 as a derivative from Diazin, an obsolete name for diimide, of which hydrazine is a hydrogenated analog. By surface analysis, hydr- + azo (“nitrogen”) + -ine.

Full word history & related roots →

Translations

Catalan hidrazina
  • hidrazinaNH2-NH2
Chinese Cantonese 肼, 聯氨 /联氨
  • 肼 (zeng²)derivative
  • 聯氨 /联氨 (lyun⁴ on¹)NH2-NH2
Chinese Mandarin 肼, 聯氨 /联氨
  • 肼 (jǐng)derivative
  • 聯氨 /联氨 (lián'ān)NH2-NH2
Czech hydrazin
  • hydrazinNH2-NH2
Finnish hydratsiini, hydratsiini
  • hydratsiiniderivative
  • hydratsiiniNH2-NH2
French hydrazine
  • hydrazineNH2-NH2
Hungarian hidrazin
  • hidrazinNH2-NH2
Irish hiodraisín
  • hiodraisínderivative
Japanese ヒドラジン, ヒドラジン
  • ヒドラジン (hidorajin)derivative
  • ヒドラジン (hidorajin)NH2-NH2
Korean 하이드라진, 하이드라진
  • 하이드라진 (haideurajin)derivative
  • 하이드라진 (haideurajin)NH2-NH2
Māori haitarahini, hauwaiota
  • haitarahiniNH2-NH2
  • hauwaiotaNH2-NH2
Portuguese hidrazina
  • hidrazinaNH2-NH2
Russian гидрази́н, гидрази́н
  • гидрази́н (gidrazín)derivative
  • гидрази́н (gidrazín)NH2-NH2
Spanish hidracina
  • hidracinaNH2-NH2
Swedish hydrazin, hydrazin
  • hydrazinderivative
  • hydrazinNH2-NH2
Cite this entry
APA

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

MLA

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

Chicago

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

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