# metric inch

> English word · Noun

## Definitions
1. A unit measure equivalent to 2.5 centimeters or 25 millimetres; 1/12 of a metric foot (“30 cm”)

## Etymology
From being measured in SI metric measurement (2.5 cm), as a value similar to the size of a US/UK Imperial Standard International Inch (2.54 cm), used in some measurements.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/metric-inch