Full name: centimetre
Plural form: centimetres
Alternate spelling: centimeters
Category type: length
Scale factor: 0.01
The SI base unit for length is the metre.
1 metre is equal to 100 cm.
Valid units must be of the length type.
You can use this form to select from known units:
A centimetre (American spelling centimeter, symbol cm) is a unit of length that is equal to one hundreth of a metre, the current SI base unit of length. A centimetre is part of a metric system. It is the base unit in the centimetre-gram-second system of units. A corresponding unit of area is the square centimetre. A corresponding unit of volume is the cubic centimetre.
The centimetre is a now a non-standard factor, in that factors of 103 are often preferred. However, it is practical unit of length for many everyday measurements. A centimetre is approximately the width of the fingernail of an adult person.
cm to pygme [Greece]
cm to vara [Texas]
cm to fall [Scotland]
cm to fathom
cm to douzičme [print]
cm to chain [Ramsden, engineer]
cm to vara [Spanish]
cm to royal foot
cm to quarter [print]
cm to fathom [ancient]