A decimetre (American spelling: decimeter, symbol: dm) is a measurement of distance equal to ten centimetres or 1/10 metre.

Cubic decimetres are a common measurement of volume, equal to 1 litre, which is often used in chemistry and other sciences, for example when specifying molarity.

centimetre << decimetre << metre

See also

• 1 E-1 m
• SI
• SI prefix
• Orders of magnitude