micron

English Thesaurus

1. a metric unit of length equal to one millionth of a meter (noun.quantity)

hypernym	:	metric linear unit,
definition	:	a linear unit of distance in metric terms (noun.quantity)

part holonym	:	micromillimeter, micromillimetre, millimicron, nanometer, nanometre, nm,
definition	:	a metric unit of length equal to one billionth of a meter (noun.quantity)

part meronym	:	millimeter, millimetre, mm,
definition	:	a metric unit of length equal to one thousandth of a meter (noun.quantity)