|Definition:|| term designating a unit of measurement
NOTE 1 – Names of derived units are special or compound. Rules for the formation of compound names are given in ISO 80000 1 and IEC 60027-1. For example, the derived unit of resistivity is the ohm metre, the derived unit of speed is the metre per second.
NOTE 2 – Unit names are given in the various parts of ISO/IEC 80000, ISO 31, and IEC 60027, and also in the brochure The International System of Units, published by the BIPM.