micron n 1: a metric unit of length equal to one millionth of a meter [syn: {micron}, {micrometer}]
micron \mic"ron\, n. [NL., fr. Gr. mikro`s small.] (Physics) A measure of length; the thousandth part of one millimeter; the millionth part of a meter. [1913 Webster]
Micromillimeter \Mi`cro*mil"li*me`ter\, n. [Micro- + millimeter.] The millionth part of a meter. Note: The millionth part of a meter is now termed a {micron}, and the word micromillimeter does not conform to the IS use of the prefix {micro-}. [1913 Webster +PJC]
micrometre micron <unit> (Or "micron") One millionth of a {metre}. The symbol is a Greek letter {mu} followed by "m". Features on modern {integrated circuits} are typically measured in microns. The smallest features in 1999 are around 0.1 microns across. (1999-09-28)
Micron Electronics, Inc. Micron <company> An electronics company that develops, markets, manufactures, and supports high-performance {notebook computers}, {desktop} {personal computers}, {PC servers} and related {hardware} and {software} products. (1997-03-10)