mil·​li·​volt ˈmi-lə-ˌvōlt How to pronounce millivolt (audio)
: one thousandth of a volt

Examples of millivolt in a Sentence

Recent Examples on the Web The prototype yielded a stable output voltage of 2.28 millivolts and current of 2.47 nanoamperes at room temperature, though the latter number goes up as temperature rises. IEEE Spectrum, 27 Oct. 2023 So at rest, they are depolarized in general at about minus 80 millivolts or minus 75 millivolts. Steven Strogatz, Quanta Magazine, 12 July 2023 So there’s an amplitude about 10 millivolts, that changes the voltage. Steven Strogatz, Quanta Magazine, 12 July 2023 Now move the red probe into the longer (neutral) slot to confirm a reading of about .1 millivolts (there is negligible voltage between the outlet’s ground and neutral and the cord's ground and neutral). Joseph Truini, Popular Mechanics, 25 July 2019

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'millivolt.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


International Scientific Vocabulary

First Known Use

1861, in the meaning defined above

Time Traveler
The first known use of millivolt was in 1861

Dictionary Entries Near millivolt

Cite this Entry

“Millivolt.” Dictionary, Merriam-Webster, Accessed 26 Feb. 2024.

Medical Definition


mil·​li·​volt -ˌvōlt How to pronounce millivolt (audio)
: one thousandth of a volt
abbreviation mV
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