Standard Lemma guide

counteracter

noun · 1 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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General-American: /ˌkaʊntɚˈæktɚ/
Received-Pronunciation: /ˌkaʊntəɹˈæktə/
rhymes with -æktə(ɹ)

noun

Meaning 1

Something that counteracts.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From counteract + -er.

Word forms

Inflections and variants

counteracters — plural
counteractor — alternative

Word family

Derived and related words

Derived: none provided

Related: none provided

Semantic map

Other relationships

Sources

Where this information comes from

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