(m) The meter is the basic unit of length in the SI system of units, defined as the distance light travels through a vacuum in exactly 1/299792458 seconds. 1 m = 39.37 inches. Meters are abbreviated as "m" in measurements.
METER (METRE)
Meaning of METER (METRE) in English
General chemistry English glossary. Английский глоссарий общей химии. 2012