barn
1. [ noun ] (agriculture) an outlying farm building for storing grain or animal feed and housing farm animals
Related terms: farm_building tithe_barn cowbarn
2. [ noun ] (atomic or nuclear physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
Synonyms: b
Related terms: area_unit nuclear_physics
Similar spelling:   Barna
  bairn
  Barron
  barren
  Barney
  Bahrein
  Bahrain
  baron
  Baran
  barony
  Baroni
  Barone
  barany
  baryon
  barroom
  barm