Nearby Words

burning glass

burning glass

noun
a converging lens used to produce heat or ignite substances by focusing the sun's rays.
Also called sunglass.


Origin:
1560–70
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Burning glass is always a great word to know.
So is zedonk. Does it mean:
the offspring of a zebra and a donkey.
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
burning glass
 
n
a convex lens for concentrating the sun's rays into a small area to produce heat or fire

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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