Standard Lemma guide

coaction

noun · 4 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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  • UK: /kəʊˈakʃən/
  • US: /koʊˈækʃən/

1

noun

Meaning 1

Force; compulsion, either in restraining or impelling

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

Examples

  • November 9, 1662, Robert South, Of the Creation of Man in the Image of God It had the passions in perfect subjection; and though its command over them was persuasive and political, yet it had the force of coaction, and despotical.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Collective or collaborative action.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The mapped version of an action to a cogroup.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: mathematics, sciences

Examples

  • actions and coactions of measured groupoids on von Neumann algebras

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

act of working jointly

Definition source: Princeton WordNet 3.0

Examples

  • they worked either in collaboration or independently

Meaning relationships

Synonyms: collaboration

Antonyms: none provided

Broader terms: cooperation

History

Etymology

Inherited from Middle English coaccioun, from Latin coāctiō.

From co- + action.

Across languages

Translations

2 source translations are retained for this English entry.

  • Spanish: coacción — force; compulsion, either in restraining or impelling
  • Spanish: coacción — Translations