be·lief 
(bĭ-lēf)
(bĭ-lēf)n.
1. The mental act, condition, or habit of placing trust or confidence in another: My belief in you is as strong as ever.
2. Mental acceptance of and conviction in the truth, actuality, or validity of something: His explanation of what happened defies belief.
3. Something believed or accepted as true, especially a particular tenet or a body of tenets accepted by a group of persons.
[Middle English bileve, alteration (influenced by bileven, to believe) of Old English gelēafa; see leubh- in the Appendix of Indo-European roots.]
Synonyms: belief, credence, credit, faith
These nouns denote mental acceptance of the truth, actuality, or validity of something: a statement unworthy of belief; an idea steadily gaining credence; expert testimony meriting credit; has no faith in the poorly collected data. See Also Synonyms at view.
These nouns denote mental acceptance of the truth, actuality, or validity of something: a statement unworthy of belief; an idea steadily gaining credence; expert testimony meriting credit; has no faith in the poorly collected data. See Also Synonyms at view.
Antonym: disbelief