The metre, American spelling meter, is the fundamental unit of length in the International System of Units.

SI base unit, unit of length, unit of measurement, metric unit of measurement

- Aliases
- "m" , "meter" , "metre"
- Alternative Unit, Common Alternative, Optimum Conversion Unit
- foot
- Canonical Unit For
- ▶ is the bust size of , is the inside leg measurement of , is the length denoted by the shoe size , is the collar size of , is the elevation of , …
- Cube
- cubic metre
- Equivalent to
- 3.28083989501312 and foot (0.999999999999999 and metre)
- First Unit of
- metres and centimetres
- Optimum Conversion Unit of
- ▶ foot , Caliber , nautical mile , micrometre , kilometre , …
- Square
- square metre
- Start Point
- 0
- The Canonical Unit For The Class
- length
- Unit of
- the metric system