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millisecond

[mil-uh-sek-uh nd] /ˈmɪl əˌsɛk ənd/
noun
1.
one thousandth of a second.
Abbreviation: msec.
Origin
1905-1910
1905-10; milli- + second2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for milliseconds

millisecond

/ˈmɪlɪˌsɛkənd/
noun
1.
one thousandth of a second ms
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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Word Origin and History for milliseconds
millisecond
"one thousandth of a second," 1922, from L. mille "a thousand" (see mile) + second (n.).
Online Etymology Dictionary, © 2010 Douglas Harper
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milliseconds in Medicine

millisecond mil·li·sec·ond (mĭl'ĭ-sěk'ənd)
n.

Abbr. ms, msec One thousandth (10-3) of a second.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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