dunce cap (English, noun)
expansion: dunce cap (plural dunce caps)
Senses:
glosses: A conical hat that a school pupil is forced to wear to indicate that he or she is a dunce.
glosses: 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.
Forms:
form: dunce caps
tags: plural
form: dunce's cap
tags: alternative