follow Dictionary.com

Submit your word to be a Word of the Day!

reflector

[ri-flek-ter] /rɪˈflɛk tər/
noun
1.
a person or thing that reflects.
2.
a body, surface, or device that reflects light, heat, sound, or the like.
4.
a substance, as graphite or heavy water, used to prevent the escape of neutrons from the core of a nuclear reactor.
Origin
1655-1665
1655-65; reflect + -or2
Related forms
nonreflector, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for ref lector

reflector

/rɪˈflɛktə/
noun
1.
a person or thing that reflects
2.
a surface or object that reflects light, sound, heat, etc
3.
a small translucent red disc, strip, etc, with a reflecting backing on the rear of a road vehicle, which reflects the light of the headlights of a following vehicle
4.
another name for reflecting telescope
5.
part of an aerial placed so as to increase the forward radiation of the radiator and decrease the backward radiation
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for ref lector

reflector

n.

also reflecter, 1660s, agent noun in Latin form from reflect. As an attachment to a vehicle, etc., from 1909. As a type of telescope, 1767.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
ref lector in Medicine

reflector re·flec·tor (rĭ-flěk'tər)
n.
A surface that reflects light, heat, or sound.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for reflector

Some English speakers likely know this word

Word Value for ref

6
6
Scrabble Words With Friends

Nearby words for ref lector