C1noun2K

Optimism

UK /["/ˈɒptɪmɪzəm/"]/US /["/ˈɑːptɪmɪzəm/"]/

Definition

a feeling that good things will happen and that something will be successful

In simple words: The feeling of being positive about the future.

Examples

  • a mood of **cautious optimism**
  • There are very real grounds for optimism.
  • We may now look forward with optimism.
  • optimism about/for the future
  • Both sides have expressed optimism about the chances of an early agreement.
  • Her optimism turned out to be misplaced.
  • I find it hard to share his optimism.
  • The news caused a wave of optimism.
  • There was a note of optimism in his voice.

Usage notes

Used in both formal and informal contexts to express a hopeful attitude. It’s appropriate for personal discussions, motivational speeches, or written work. Avoid in contexts that require a pessimistic tone.

Grammar pattern

standalone noun

Memory hint

Think of 'opt' — choosing to see the positive side.

Collocations

  • considerable
  • great
  • tremendous
  • wave
  • note
  • express
  • share
  • prevail
  • reign
  • evaporate
  • with optimism
  • optimism  about
  • optimism  over
  • cause for optimism
  • grounds for optimism
  • reason for optimism

Synonyms

  • hopefulness
  • positivity
  • confidence
  • sanguinity
  • buoyancy

Antonyms

  • pessimism
  • cynicism

Common mistakes

  • 'Optimism' confused with 'optimistic' (the adjective form).
  • 'Optimism' used in negative contexts incorrectly.