reflector

[ri-flek-ter]

re·flec·tor

[ri-flek-ter]
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:
1655–65; reflect + -or2

non·re·flec·tor, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Reflector is always a great word to know.
So is ort. Does it mean:
a scrap or morsel of food left at a meal.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Collins
World English Dictionary
reflector (rɪˈflɛktə)
 
n
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 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

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.
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