calibrate

KAL-ih-brayt /ˈkælɪbreɪt/
verbC1GREGMATSAT
technicalbusinessacademic

To adjust or mark an instrument so that it can be used to make accurate measurements; to carefully assess or adjust.

Implies precise, data-driven adjustments against a known standard to ensure accuracy.

The story behind the word. From Arabic qalib (a mold for casting metal, or a shoemaker's last), which entered European languages via Italian calibro (the internal diameter of a gun barrel). To calibrate is to measure and adjust precisely against a standard.

Word relationships

  • fine-tune: Fine-tune is a general term for making small adjustments, while calibrate specifically implies adjusting against a standard.
  • disorganize: Disorganize means to throw into confusion or eliminate standards.

Commonly confused with

  • calculate: Calculate is to compute mathematically; calibrate is to physically adjust an instrument for accuracy.

Word family

  • calibration (noun): The act of calibrating.
  • calibrator (noun): A device used for calibration.

Collocations

  • calibrate instruments
  • calibrate expectations
  • carefully calibrate

Idioms & expressions

  • fine-tune

Example sentences

  • "Before starting the experiment, the scientist had to calibrate the scale to ensure precise weight readings." Scientific accuracy

Memory hook

Think of checking the 'caliber' of a gun to make sure the bullet fits perfectly—it requires exact calibration. Adjusting to a precise standard.

When not to use

Do not use for a rough, unmeasured guess; calibration requires precision and standards.

Fun facts

  • The term 'caliber' in guns and 'calibrate' in measurement share the exact same Arabic root meaning 'mold'.

Related words

reorient, malleable

LangBlitz
Take your vocabulary further with LangBlitz

Our English vocabulary app: FSRS spaced repetition, 5,000+ curated words across 119 topic groups, CEFR A1 to C2. Explore your mastery with the beautiful Vocabulary World feature.