C1noun2K

Mainstream

UK /["/ˈmeɪnstriːm/"]/US /["/ˈmeɪnstriːm/"]/

Definition

the ideas and opinions that are thought to be normal because they are shared by most people; the people whose ideas and opinions are most accepted

In simple words: The common or popular ideas, activities, or trends in society.

Examples

  • His radical views place him outside the mainstream of American politics.
  • She was never part of the literary mainstream as a writer.
  • He drifted out of the mainstream of society.
  • She was in the mainstream of British contemporary music.
  • These teachers have been cut off from the mainstream of educational activity.
  • This style of drama is not part of the cultural mainstream.
  • This technology was designed for specialists but is now starting to move into the mainstream.

Usage notes

Use 'mainstream' to describe popular culture or widely accepted ideas. It fits in both formal and informal contexts, but might feel slightly less formal in academic writing.

Grammar pattern

standalone adjective

Memory hint

Think of 'main stream'—the big river where most boats go, representing popular choice.

Collocations

  • cultural
  • political
  • etc.
  • enter
  • hit
  • join
  • in the mainstream
  • within the mainstream
  • into the mainstream
  • part of the mainstream

Synonyms

  • popular
  • conventional
  • accepted
  • common
  • usual

Antonyms

  • alternative
  • unconventional
  • nontraditional

Common mistakes

  • 'Mainstream' used as a noun instead of an adjective.
  • Using it to describe niche or specialized trends.
  • Confusing it with 'mainstreamed', which has a different meaning.