belief.
Mental acceptance of a claim as true.
Meaning & usage
Mental acceptance of a claim as true.
It's my belief that the thief is somebody known to us.
Faith or trust in the reality of something; often based upon one's own reasoning, trust in a claim, desire of actuality, and/or evidence considered.
My belief is that there is a bear in the woods. Bill said he saw one.
Based on this data, it is our belief that X does not occur.
Something believed.
The ancient people have a belief in many deities.
The quality or state of believing.
My belief that it will rain tomorrow is strong.
Religious faith.
She often said it was her belief that carried her through the hard times.
One's religious or moral convictions.
I can't do that. It's against my beliefs.
Where this word comes from
Etymology tree Proto-Indo-European *lewbʰ-der. Proto-Germanic *laubō Proto-West Germanic *laubu Old English lēafa Middle English bileve English belief From Middle English bileve, from Old English lēafa, from Proto-West Germanic *laubu from Proto-Germanic *laubō. Compare German Glaube (“faith, belief”). The replacement of final /v/ with /f/ is due to the analogy of noun-verb pairs with /f/ in the noun but /v/ in the verb, creating a pair belief : believe on the model of e.g. grief : grieve or proof : prove.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.