Akademik

millisecond
One-thousandth of a second.

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mil·li·sec·ond 'mil-ə-.sek-ənd, -ənt n one thousandth of a second abbr. ms, msec

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mil·li·sec·ond (ms) (milґĭ-sek″ənd) one thousandth (10−3) of a second.

Medical dictionary. 2011.