Phrase guide

fulminic acid

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

Iso-cyanic acid, HCNO, an unstable compound which forms explosive salts

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

(CNOH) an unstable acid occurring mainly in the form of explosive salts and esters that is isomeric with cyanic acid

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: acid

History

Etymology

From fulmine + -ic + acid.

Across languages

Translations

22 source translations are retained for this English entry.

  • Catalan: àcid fulmínic — HCNO
  • Chinese Mandarin: 雷酸 (léisuān) — HCNO
  • Czech: kyselina fulminová — HCNO
  • Danish: knaldsyre — HCNO
  • Danish: fulminsyre — HCNO
  • Dutch: knalzuur — HCNO
  • Dutch: fulminezuur — HCNO
  • French: acide fulminique — HCNO
  • German: Knallsäure — HCNO
  • German: Fulminsäure — HCNO
  • Hungarian: fulminsav — HCNO
  • Hungarian: durranósav — HCNO
  • Italian: acido fulminico — HCNO
  • Japanese: 雷酸 (raisan) — HCNO
  • Korean: 뇌산 (noesan) — HCNO
  • Norwegian: knallsyre — HCNO
  • Polish: kwas piorunowy — HCNO
  • Portuguese: ácido fulmínico — HCNO
  • Romanian: acid fulminic — HCNO
  • Russian: грему́чая кислота́ (gremúčaja kislotá) — HCNO
  • Spanish: ácido fulmínico — HCNO
  • Swedish: knallsyra — HCNO