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We found 44 dictionaries with English definitions that include the word optimism:
Click on the first link on a line below to go directly to a page where "optimism" is defined.

General dictionaries General (31 matching dictionaries)
  1. optimism: Merriam-Webster.com [home, info]
  2. optimism: Oxford Dictionaries [home, info]
  3. optimism: American Heritage Dictionary of the English Language [home, info]
  4. optimism: Collins English Dictionary [home, info]
  5. optimism: Vocabulary.com [home, info]
  6. optimism: Macmillan Dictionary [home, info]
  7. Optimism, optimism: Wordnik [home, info]
  8. optimism: Cambridge Advanced Learner's Dictionary [home, info]
  9. optimism: Wiktionary [home, info]
  10. optimism: Webster's New World College Dictionary, 4th Ed. [home, info]
  11. optimism: V2 Vocabulary Building Dictionary [home, info]
  12. optimism: The Wordsmyth English Dictionary-Thesaurus [home, info]
  13. optimism: Infoplease Dictionary [home, info]
  14. optimism: Dictionary.com [home, info]
  15. optimism: Online Etymology Dictionary [home, info]
  16. optimism: UltraLingua English Dictionary [home, info]
  17. optimism: Cambridge Dictionary of American English [home, info]
  18. Optimism: Wikipedia, the Free Encyclopedia [home, info]
  19. Optimism: Online Plain Text English Dictionary [home, info]
  20. optimism: Webster's Revised Unabridged, 1913 Edition [home, info]
  21. optimism: Rhymezone [home, info]
  22. optimism: AllWords.com Multi-Lingual Dictionary [home, info]
  23. optimism: Webster's 1828 Dictionary [home, info]
  24. optimism: Free Dictionary [home, info]
  25. optimism: Mnemonic Dictionary [home, info]
  26. optimism: WordNet 1.7 Vocabulary Helper [home, info]
  27. optimism: LookWAYup Translating Dictionary/Thesaurus [home, info]
  28. optimism: Dictionary/thesaurus [home, info]
  29. optimism: Wikimedia Commons US English Pronunciations [home, info]

Art dictionaries Art (2 matching dictionaries)
  1. optimism: Dictionary of Philosophical Terms and Names [home, info]
  2. optimism: The Ism Book [home, info]

Business dictionaries Business (3 matching dictionaries)
  1. OPTIMISM: Accounting Glossary [home, info]
  2. optimism: Legal dictionary [home, info]
  3. Optimism: Accounting, Business Studies and Economics Dictionary [home, info]

Computing dictionaries Computing (2 matching dictionaries)
  1. optimism: Free On-line Dictionary of Computing [home, info]
  2. optimism: Encyclopedia [home, info]

Medicine dictionaries Medicine (3 matching dictionaries)
  1. optimism: online medical dictionary [home, info]
  2. optimism: Dictionary of Cancer Terms [home, info]
  3. optimism: Medical dictionary [home, info]

Religion dictionaries Religion (1 matching dictionary)
  1. Optimism: Catholic Encyclopedia [home, info]

Science dictionaries Science (1 matching dictionary)
  1. optimism: FOLDOP - Free On Line Dictionary Of Philosophy [home, info]

Slang dictionaries Slang (1 matching dictionary)
  1. optimism: Urban Dictionary [home, info]

(Note: See optimistically for more definitions.)

Quick definitions from Macmillan (
American English Definition British English Definition

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Quick definitions from WordNet (optimism)

noun:  a general disposition to expect the best in all things
noun:  the optimistic feeling that all is going to turn out well

▸ Also see optimistically
Word origin

Words similar to optimism

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Popular adjectives describing optimism

Words that often appear near optimism

Rhymes of optimism

Invented words related to optimism

Words similar to optimism:   optimist, optimistic, optimistically, rosiness, more...

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