Standard Lemma guide

peracid

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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  • rhymes with -æsɪd

1

noun

Meaning 1

Any acid that contains a peroxy group - e.g. peracetic acid

Definition source: English Wiktionary via Wiktextract

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

The oxyacid of a particular element that has the largest number of oxygen atoms - e.g. perchloric acid

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, inorganic-chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *per- Proto-Italic *per Latin perbor. Latin per-bor. English per- Latin acidusbor. French acidebor. English acid English peracid From per- + acid.