English Reference
Noun

calibration

n. uncountable
C1 Advanced US /ˌkæɫəˈbɹeɪʃən/ UK /kˌælɪbɹˈeɪʃən/ cal·i·bra·tion UK spelling calibrations Technology

n.the process of checking and adjusting a device to make sure it gives accurate results. You do this when a tool or machine needs to be precise.

n.the action of adjusting or verifying the accuracy of a measuring instrument or system against a known standard.


SIMPLE

The mechanic performed a quick calibration on the sensors.

CONTEXTUAL

Before the experiment began, the team spent an hour on calibration to ensure the data would be reliable.

COMPLEX

Regular calibration of industrial equipment is essential for maintaining quality control standards and preventing costly errors in manufacturing processes.

During early calibration tests, the MOTHRA telescope’s array of lenses, which will soon number 1,140, captured stellar debris dissolving into space around the Helix Nebula.

The New York Times· 12 Aug 2026

Delicate electronics, fragile calibration tools or volatile medical supplies may require specialized qualification or shock-absorbing casings to withstand these forces.

The Conversation· 5 Aug 2026

From calibrate + -ion.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Frequent
Updated