We found 17 dictionaries that define the word believe in:

General (13 matching dictionaries)

1. believe in: Merriam-Webster
2. believe in: Oxford Learner's Dictionaries
3. believe in: Vocabulary.com
4. believe-in: Wordnik
5. believe in: Wiktionary
6. believe in: Dictionary.com
7. believe in: Rhymezone
8. believe in: FreeDictionary.org
9. believe in: Mnemonic Dictionary
10. believe in: TheFreeDictionary.com
11. believe in: Longman Dictionary of Contemporary English

Business (3 matching dictionaries)

12. MoneyGlossary.com (No longer online)
13. Dictionary of Management Jargon (No longer online)
14. believe in: Legal dictionary

Miscellaneous (1 matching dictionary)

15. believe in: Idioms

(Note: See believe_ins as well.)

Definitions from WordNet (believe in) ▸ verb:  have a firm conviction as to the goodness of something Opposite: doubt, disbelieve, deny, question, oppose Types: have faith in, be believer of, be disciple of, be follower of, more... Phrases: to believe in, Dragon New Warm Mountain I Believe in You, I Believe in a Thing Called Love, Moscow Does Not Believe in Tears, I Believe in Unicorns, more... Adjectives: acknowledging, weird, invocatory, indictive, invitational, kindly, precative, suppliant, confessed, supplicative, avowed ▸ Words similar to believe in ▸ Usage examples for believe in ▸ Idioms related to believe in ▸ Wikipedia articles (New!) ▸ Words that often appear near believe in ▸ Rhymes of believe in ▸ Invented words related to believe in