English

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A child wearing a dunce cap.

Alternative forms

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  • dunce's cap (traditionally the usual British English form)

Noun

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dunce cap (plural dunce caps)

  1. A conical hat that a school pupil is forced to wear to indicate that he or she is a dunce.
  2. The topological space obtained by identifying the sides comprising the boundary of a triangle, two sides with consistent orientation and the third with the reverse orientation.

Synonyms

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Translations

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Further reading

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