Definition of perspective for Students. 1  1 : the angle or direction in which a person looks at an object. 2  2 : point of view. 3  3 : the ability to understand what is important and what isn't I know you're disappointed, but keep your perspective.  4 : an accurate rating of what is important and what isn't Let's keep things in perspective.
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 Î¼Î­ÏÏÎ¿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.
A centimeter, sometimes also written âcentimetreâ or abbreviated cm, is a unit of measurement in the metric system that is equal to one hundredth of a meter.Accordingly, there are exactly 100 centimeters per meter.ne centimeter is equal to 0.4 inches. Conversion to inches is achieved by multiplying the smaller unit by 0.39. Distance normally is measured in meters so that one mile would be the equivalent of 1.6 kilometers, or about 160,000 centimetres. Great Britain adopted the metric system in 1965.