millisecond
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mil·li·sec·ond

noun \ˈmi-lə-ˌse-kənd, -kənt\

Definition of MILLISECOND

: one thousandth of a second

Origin of MILLISECOND

International Scientific Vocabulary
First Known Use: 1909

mil·li·sec·ond

noun \ˈmil-ə-ˌsek-ənd, -ənt\   (Medical Dictionary)

Medical Definition of MILLISECOND

: one thousandth of a second—abbreviation ms, msec

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