- cm redirects here, alternate uses: cm (disambiguation)
A centimetre (American spelling: centimeter, symbol: cm) is an SI unit of length.
One centimetre is:
Unicode has symbols for "cm" (㎝), for square centimetre (㎠) and for cubic centimetre (㎤); however, they are intended to be used only with East Asian fixed-width CJK fonts, so that they take up exactly as much space as one Chinese character does.
millimetre << centimetre << decimetre