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infrared radiation
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Cultural Dictionary
infrared radiation [(in-fruh-red)]Invisible radiation in the part of the electromagnetic spectrum characterized by wavelengths just longer than those of ordinary visible red light and shorter than those of microwaves or radio waves. (Compare ultraviolet radiation.)
Note: The heat we feel from a glowing coal or an incandescent light bulb is from infrared rays.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
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Infrared radiation
is always a great word to know.
So is ort. Does it mean:
| a scrap or morsel of food left at a meal. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
WordNet
| infrared radiation | |
noun | |
| electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves [syn: infrared] |
WordNet® 3.0, © 2006 by Princeton University.
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