Try Our Apps


Gobble up these 8 terms for eating


[kal-uh-breyt] /ˈkæl əˌbreɪt/
verb (used with object), calibrated, calibrating.
to determine, check, or rectify the graduation of (any instrument giving quantitative measurements).
to divide or mark with gradations, graduations, or other indexes of degree, quantity, etc., as on a thermometer, measuring cup, or the like.
to determine the correct range for (an artillery gun, mortar, etc.) by observing where the fired projectile hits.
to plan or devise (something) carefully so as to have a precise use, application, appeal, etc.:
a sales strategy calibrated to rich investors.
Origin of calibrate
1860-65; caliber + -ate1
Related forms
calibration, noun
calibrator, calibrater, noun
intercalibration, noun
recalibrate, verb (used with object), recalibrated, recalibrating.
uncalibrated, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the Web for calibration
Contemporary Examples
Historical Examples
British Dictionary definitions for calibration


verb (transitive)
to measure the calibre of (a gun, mortar, etc)
to mark (the scale of a measuring instrument) so that readings can be made in appropriate units
to determine the accuracy of (a measuring instrument, etc)
to determine or check the range and accuracy of (a piece of artillery)
Derived Forms
calibration, noun
calibrator, calibrater, noun
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
Cite This Source
Word Origin and History for calibration

1854, noun of action from calibrate.



1839, verb formed from caliber + -ate (2). Related: calibrated; calibrating.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
calibration in Medicine

calibrate cal·i·brate (kāl'ə-brāt')
v. cal·i·brat·ed, cal·i·brat·ing, cal·i·brates

  1. To check, adjust, or determine the graduations of a quantitative measuring instrument by comparison with a standard.

  2. To determine the caliber of a tube.

  3. To make corrections in or adjust a procedure or process.

cal'i·bra'tor n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
calibration in Science
  1. To check, adjust, or standardize a measuring instrument, usually by comparing it with an accepted model.

  2. To measure the diameter of the inside of a tube.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Word Value for calibration

Scrabble Words With Friends

Nearby words for calibration