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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Received-Pronunciation:/ˈmjuː.tʃʊ.əˌlɪz.m̩/
General-American:/ˈmju.t͡ʃu.əˌlɪz.m̩/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:M Y UW1 CH UW0 AH2 L IH2 Z AH0 M
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Any interaction between two species that benefits both; typically involves the exchange of substances or services.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: biology, ecology, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
An economic theory and anarchist school of thought that advocates a society where each person might possess a means of production, either individually or collectively, with trade representing equivalent amounts of labor in the free market.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: economics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
The psychometric theory that general intelligence emerges from the interaction between specific cognitive abilities.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Qualifier: psychometrics
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
the relation between two different species of organisms that are interdependent; each gains benefits from the other
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.