barn

Definition

  • n. an outlying farm building for storing grain or animal feed and housing farm animals
  • n. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter

Word forms

Plural
barns

Example sentences

  1. n.

    The farmer stored his hay in the big red barn.

  2. 化

    The physicist calculated the barn value to determine the reaction rate.