Phrase guide

methacrylic 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 colourless liquid, an unsaturated organic acid, used in the manufacture of resins and plastics, with the chemical formula CH2:C(CH3)COOH.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

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

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an unsaturated acid (C4H6O2) used to make resins and plastics

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: 2-methylpropenoic acid

Antonyms: none provided

Broader terms: acid

History

Etymology

No etymology was provided for this word.