burning glass

noun

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

Also called sunglass.

Origin of burning glass

First recorded in 1560–70

Words nearby burning glass

burn in, burn in effigy, burning, burning bush, burning ghat, burning glass, burning question, burn into, burnish, burnisher, Burnley

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for burning glass

I took the precaution, however, to put the burning-glass into my pocket, lest we should want fire.
The Coral Island|R. M. Ballantyne
In the material uses of the burning-glass we have a parallel for the value of an intellectual or religious symbol.
A Handbook to the Works of Browning (6th ed.)|Mrs. Sutherland Orr
“No sign of Mejia yet,” observed Carmen, as he lighted his cigar with a burning-glass.
Mr. Fortescue|William Westall
Try with the burning-glass to concentrate heat from hot iron, from common flame, from boiling water.
An Introduction to the History of Science|Walter Libby

With the first mist of indifference the wise teacher will drop the burning-glass.
Sunday-School Success|Amos R. Wells

British Dictionary definitions for burning glass

burning glass

noun

a convex lens for concentrating the sun's rays into a small area to produce heat or fire

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

单词	burning glass
释义	burning glass noun a converging lens used to produce heat or ignite substances by focusing the sun's rays. Also called sunglass. Origin of burning glass First recorded in 1560–70 Words nearby burning glass burn in, burn in effigy, burning, burning bush, burning ghat, burning glass, burning question, burn into, burnish, burnisher, Burnley Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for burning glass I took the precaution, however, to put the burning-glass into my pocket, lest we should want fire. The Coral Island\|R. M. Ballantyne In the material uses of the burning-glass we have a parallel for the value of an intellectual or religious symbol. A Handbook to the Works of Browning (6th ed.)\|Mrs. Sutherland Orr “No sign of Mejia yet,” observed Carmen, as he lighted his cigar with a burning-glass. Mr. Fortescue\|William Westall Try with the burning-glass to concentrate heat from hot iron, from common flame, from boiling water. An Introduction to the History of Science\|Walter Libby With the first mist of indifference the wise teacher will drop the burning-glass. Sunday-School Success\|Amos R. Wells British Dictionary definitions for burning glass burning glass noun a convex lens for concentrating the sun's rays into a small area to produce heat or fire 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
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