| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| PRONUNCIATION: |  bärn |
| NOUN: | 1. A large farm building used for storing farm products and sheltering livestock. 2. A large shed for the housing of vehicles, such as railroad cars. 3. A particularly large, typically bare building: lived in a barn of a country house. 4. abbr. b Physics A unit of area equal to 10-24 square centimeters, used to measure cross sections in nuclear physics. | | ETYMOLOGY: | Middle English bern, from Old English berærn : bere, barley; see bhares- in Appendix I + ærn, house.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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