Phrase guide

perchloric 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

A clear colourless liquid that is a strong acid and a violent, sometimes explosive, oxidizing agent: HClO4, the oxyacid of chlorine in which chlorine has the highest oxidation number.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: oxyacid, acid, compound, substance, material

2

noun

Meaning 2

a powerful oxidizing agent; forms perchlorates

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

No etymology was provided for this word.

Across languages

Translations

10 source translations are retained for this English entry.

  • Finnish: perkloorihappo — strong acid
  • Russian: хло́рная кислота́ (xlórnaja kislotá) — strong acid
  • Swedish: överklorsyra — strong acid
  • Czech: kyselina chloristá — HClO4
  • Hungarian: perklórsav — HClO4
  • Romanian: acid percloric — HClO4
  • Russian: хло́рная кислота́ (xlórnaja kislotá) — HClO4
  • Spanish: ácido perclórico — HClO4
  • Swedish: perklorsyra — HClO4
  • Swedish: överklorsyra — HClO4