what is the distance of a meter
This article is about the unit of length. For other uses of metre or meter, see meter (disambiguation). The metre, or meter (American spelling), (from the Greek noun Î¼Î­ÏÏÎ¿Î½, measure) is the base unit of length in the International System of Units (SI). The SI unit symbol is m. The metre is defined as the distance travelled by light in a vacuum in 1299 792 458 seconds.