calibrate

verb

cal·​i·​brate ˈka-lə-ˌbrāt How to pronounce calibrate (audio)
calibrated; calibrating

transitive verb

1
: to ascertain the caliber of (something)
2
: to determine, rectify, or mark the graduations of (something, such as a thermometer tube)
3
: to standardize (something, such as a measuring instrument) by determining the deviation from a standard so as to ascertain the proper correction factors
4
: to adjust precisely for a particular function
calibrate a thermometer
5
: to measure precisely
carefully calibrate the dosage of a medicine
especially : to measure against a standard
calibrator noun

Examples of calibrate in a Sentence

carefully calibrate the dosage of a medicine
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When the scares do hit, they’re perfectly calibrated. Emily Palmer Heller, Vulture, 5 Sep. 2025 Flying multiple small telescopes in formation to mimic a giant mirror would require keeping their positions calibrated with precision down to the scale of a typical molecule. Kaif Shaikh, Interesting Engineering, 3 Sep. 2025 The joke density is lethally calibrated between the writing, direction, performances, reactions, and heightened absurdity of any mundane situation. Proma Khosla, IndieWire, 3 Sep. 2025 From the moment the livestream session began, I and other participants were thrown into the control room at Gemini South as astronomers began calibrating the telescope. Kenna Hughes-Castleberry, Space.com, 2 Sep. 2025 See All Example Sentences for calibrate

Word History

Etymology

caliber + -ate entry 4, perhaps after French calibrer

First Known Use

1850, in the meaning defined at sense 1

Time Traveler
The first known use of calibrate was in 1850

Browse Nearby Words

Cite this Entry

“Calibrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/calibrate. Accessed 9 Sep. 2025.

Kids Definition

calibrate

verb
cal·​i·​brate ˈkal-ə-ˌbrāt How to pronounce calibrate (audio)
calibrated; calibrating
1
: to measure the caliber of
2
a
: to determine, correct, or put the measuring marks on (as a tire pressure gauge)
b
: make standard (as a measuring instrument) by finding out and correcting for the differences from an accepted or ideal value
calibration
ˌkal-ə-ˈbrā-shən
noun

Medical Definition

calibrate

transitive verb
cal·​i·​brate ˈkal-ə-ˌbrāt How to pronounce calibrate (audio)
calibrated; calibrating
1
: to ascertain the caliber of (as a thermometer tube)
2
: to determine, rectify, or mark the graduations of (as a thermometer tube)
3
: to standardize (as a measuring instrument) by determining the deviation from a standard so as to ascertain the proper correction factors
calibration noun
calibrator noun

More from Merriam-Webster on calibrate

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