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# Math Definitions - Letter M

### Chapters

### Millimetre

# Definition of Millimetre

A **millimetre** is a metric unit of distance that is used to measure objects with small lengths.

Carpenters often take measurements in millimetres.

One metre contains \(1,000\) millimetres.

The abbreviation of millimetre is **mm**

For example,

- There are \(10\) mm in one centimetre.
- A washer is usually \(1\)-\(2\) mm thick.
- The ruler in the picture shows measurements in millimitres.

### Description

The aim of this dictionary is to provide definitions to common mathematical terms. Students learn a new math skill every week at school, sometimes just before they start a new skill, if they want to look at what a specific term means, this is where this dictionary will become handy and a go-to guide for a student.

### Audience

Year 1 to Year 12 students

### Learning Objectives

Learn common math terms starting with letter M

Author: Subject Coach

Added on: 6th Feb 2018

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