Standard Lemma guide

ethanoate

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

The acetate anion [C2H3O2]−, a carboxylate and the conjugate base of ethanoic acid (acetic acid).

Definition source: English Wiktionary via Wiktextract

Usage: countable, 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

a salt or ester of acetic acid

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: acetate

Antonyms: none provided

Broader terms: salt

Narrower terms: acetin, lead acetate, sugar of lead

History

Etymology

From ethanoic acid + -ate.