The millimetre (SI symbol: mm; international spelling) or millimeter (American spelling) is a unit of length in the International System of Units (SI), equal to one thousandth of a metre, the SI base unit of length.

Definition: A millimeter (symbol: mm) is a unit of length in the International System of Units (SI). It is defined in terms of the meter, as 1/1000 of a meter, or the distance traveled by light in 1/299 792 458 …

As the name suggests, a millimeter is equal to one thousandth of a meter, making it a very small unit of measurement. To put the size of a millimeter into perspective, it is roughly the thickness of a credit …

The meaning of MILLIMETER is a unit of length equal to 1/1000 meter.

“Millimeter” is a unit of length that equals one-thousandth of a meter. It is a small unit of measurement compared to the centimeter, meter, inches, and feet we are familiar with.

A millimeter can be defined as a metric unit used to measure the length of small or tiny objects such as measuring lines, the length of a pencil tip, etc. The word is usually expressed as 'mm' and is …

metric system, international decimal system of weights and measures, based on the metre for length and the kilogram for mass, that was adopted in France in 1795 and is now used officially in almost all …

Illustrated definition of Millimeter | Millimetre: A Metric measure of distance used for small lengths. The abbreviation is mm There are 1000 mm in one meter....

MILLIMETER definition: a unit of length equal to one thousandth of a meter and equivalent to 0.03937 inch. mm See examples of millimeter used in a sentence.

Jul 26, 2024 · A millimeter is a unit of length in the metric system, equivalent to one thousandth of a meter. It is widely used for precise measurements in various fields such as engineering, construction, …