troffer [träf′ər, trôf′-]
The definition of a troffer is a long recessed light fixture, especially on in the ceiling or for a fluorescent light.noun
An example of a troffer is a fluorescent light fixture recessed in the ceiling.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a ceiling recess like an inverted trough with its bottom next to the ceiling: used esp. to enclose fluorescent lamps
altered < trough + -er
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
An inverted, usually metal trough suspended from a ceiling as a fixture for fluorescent lighting tubes.
Origin: Alteration of trough.