centimetre

n. unit of length equal to one 100th of a meter (British)

A centimetre (American spelling: centimeter, symbol cm) is a unit of length in the metric system, equal to one hundredth of a metre, which is the current SI base unit of length. It can be written as 10×10 m (engineering notation) or (scientific E notation) — meaning or respectively. The centimetre is the base unit in the now deprecated centimetre-gram-second system of units.
See more at Wikipedia.org...

Noun
1. a metric unit of length equal to one hundredth of a meter
(synonym) centimeter, cm
(hypernym) metric linear unit
(part-holonym) decimeter, decimetre, dm
(part-meronym) millimeter, millimetre, mm

n. centimeter, tape

(n.)
The hundredth part of a meter; a measure of length equal to rather more than thirty-nine hundredths (0.3937) of an inch. See Meter.