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Synonyms

optimism

American  
[op-tuh-miz-uhm] / ˈɒp təˌmɪz əm /

noun

  1. a disposition or tendency to look on the more favorable side of events or conditions and to expect the most favorable outcome.

    Synonyms:
    cheerfulness, hopefulness, confidence
    Antonyms:
    cynicism, pessimism
  2. the belief that good ultimately predominates over evil in the world.

    Antonyms:
    cynicism, pessimism
  3. the belief that goodness pervades reality.

  4. the doctrine that the existing world is the best of all possible worlds.


optimism British  
/ ˈɒptɪˌmɪzəm /

noun

  1. the tendency to expect the best and see the best in all things

  2. hopefulness; confidence

  3. the doctrine of the ultimate triumph of good over evil

  4. the philosophical doctrine that this is the best of all possible worlds

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • antioptimism noun
  • optimist noun
  • optimistic adjective
  • optimistically adverb
  • overoptimism noun

Etymology

Origin of optimism

First recorded in 1730–40; from French optimisme, from Latin optim(um) ( optimum ) + French -isme -ism

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“As we’ve expressed previously, the very reason for our optimism about a cessation of hostilities is that it would not require a comprehensive peace agreement — with mutual restraint instead being sufficient,” Bishop said.

From MarketWatch

“As we’ve expressed previously, the very reason for our optimism about a cessation of hostilities is that it would not require a comprehensive peace agreement — with mutual restraint instead being sufficient,” Bishop said.

From MarketWatch

Catastrophe and fear of the unknown sell better than optimism and serendipity.

From The Wall Street Journal

But, amid justified optimism that the famous Green Jacket might remain in UK hands, it would be foolish to ignore what has also been happening on the breakaway LIV Tour.

From BBC

What was shaping up to be a dismal day for major world economies was left with a glimmer of optimism.

From BBC