Millimetre

Millimetre (mm) is a unit of length in the metric system, equal to one thousandth of a metre, which is the SI base unit of length. It is considered a common unit of length used in various fields.

Definition

The millimetre is a unit of length in the International System of Units, defined as 1/1000th of a meter, the standard unit of length in the scientific world. The name is derived from the Latin mille for one thousand, and metrum, the original Greek term for measure.

Usage

The millimetre is commonly used in many areas of life. For example, it is used in engineering for precise measurements, in meteorology for measuring rainfall, and in medicine for small-scale measurements such as thickness of skin or the size of a wound.

Conversion

One millimetre is equal to 0.0393701 inches. Conversely, one inch is equal to 25.4 millimetres.

See also

• Metre
• Centimetre
• Inch
• International System of Units

References

Millimetre Resources
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