laser
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laser definition
☆ la·ser (lā′zər)
noun
a device containing a substance the majority of whose atoms or molecules can be put into an excited energy state, allowing the substance to emit coherent light of a precise wavelength in an intense, narrow beam
Etymology: l(ight) a(mplification by) s(timulated) e(mission of) r(adiation)
Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
Alternate definitions:
laser Usage Examples
Converse of object
- engrave: The mark is laser engraved at 1200 dpi resolution which also ensures it looks great!
Adjective modifier
- confocal: The Center for Biophotonics houses state-of-the-art confocal, multiphoton laser scanning and epifluorescence microscopes along with the latest image analysis software.
Modifies a noun
- printer: Brother's latest color laser printer is aimed at smaller networks.
Noun used with modifier
- semiconductor: Heptagon has also produced a device that uses a semiconductor laser to project a ' virtual keyboard ' on to a surface.
The word usage examples above have been gathered from various sources to reflect current and historical usage. They do not represent the opinions of YourDictionary.com.
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MLA Style
"laser." Webster's New World College Dictionary. 2009
- Your Dictionary. 4 July 2009
- <www.yourdictionary.com/laser>
APA Style
laser. (2009). In Webster's New World College Dictionary
- Retrieved July 4th, 2009, from www.yourdictionary.com/laser

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