Word.ws English Dictionary

troffer

troffer noun: a rectangular, trough-shaped light fixture, typically for mounting in or on a ceiling to light the area below, and usually containing two or three fluorescent bulbs.

Noun

troffer (plural troffers)

  1. A rectangular, trough-shaped light fixture, typically for mounting in or on a ceiling to light the area below, and usually containing two or three fluorescent bulbs.
    • Each fluorescent troffer in the room contained three lamps and two ballasts.
    • Flexibility for troffer systems may be planned in the original layout by coordinating the over-all ceiling pattern with the modular size of troffer.1956, National Research Council, Design for environment: floor, ceilings, and service systems in multi-story buildings, page 36

Forms of troffer

pluraltroffers

Questions about troffer

What does troffer mean?
Troffer means a rectangular, trough-shaped light fixture, typically for mounting in or on a ceiling to light the area below, and usually containing two or three fluorescent bulbs.
What part of speech is troffer?
Troffer is a noun.
What is the plural of troffer?
The plural of troffer is troffers.

Words near troffer in the dictionary

  1. Troezen
  2. Troezenian
  3. Troezenians
  4. Trofarello
  5. trofectoderm
  6. troffer
  7. troffers
  8. trofie
  9. trofinetide
  10. trofosfamide
  11. trog

Source and license

Adapted from Wiktionary: troffer (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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