A centimeter (UK: centimetre) is a factor of the SI unit of length: there are one hundred centimeters in the base unit of measure, the metre. Although the centimeter is a non-standard factor (SI prefers factors of 10³) it is used because it is practical for many everyday measurements. An SI prefix is a prefix that can be applied to an SI unit to form a decimal multiple or submultiple. ... The International System of Units (abbreviated SI from the French language name Système International dUnités) is the modern form of the metric system. ... The metre (Commonwealth English) or meter (American English) (symbol: m) is the SI base unit of length. ...

One inch is approximately 2.5cm.

Centimeters are used to measure small lengths. A centimeter is approximately the width of an adult fingernail or the black keys of a piano.

One cubic centimeter in volume is equal to one milliliter. The liter is a non-standard unit tolerated for its practical usefulness. The litre (spelled litre in Commonwealth English and liter in American English) is a unit of volume. ...

See 1 E-2 m for a comparison with other lengths. To help compare different orders of magnitude this page lists lengths between 10-2 m and 10-1 m (1 cm and 10 cm). ...

See also: orders of magnitude, conversion of units An order of magnitude is the class of scale or magnitude of any amount, where each class contains values of a fixed ratio to the class preceding it. ... This article lists conversion factors between a number of units of measurement. ...

millimeter << centimeter << decimeter A millimetre (American spelling: millimeter), symbol mm is an SI unit of length that is equal to one thousandth of a metre. ... A decimetre (symbol: dm, American spelling: decimeter) is a measurement of distance equal to ten centimetres or 1/10 metre. ...