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excimer

 - 3 dictionary results

ex⋅ci⋅mer

[ek-suh-mer]
–noun Chemistry.
a molecular complex of two, usually identical, molecules that is stable only when one of them is in an excited state.

Origin:
1960–65; exci(ted) + (di)mer
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ex·ci·mer   (ěk'sə-mər)   
n.  A diatomic molecule existing in an energy level above the ground state.

[exc(ited) + (d)imer.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: ex·ci·mer
Pronunciation: 'ek-si-(")m&r
Function: noun
1 : an aggregate of two atoms or molecules that exists in anexcited state
2 : EXCIMER LASER
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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