micron

Từ điển Oxford Learners Wordfinder Dictionary

noun

a metric unit of length equal to one millionth of a meter (Freq. 4)
• Syn:
micrometer
• Hypernyms:
metric linear unit
• Part Holonyms:
millimeter, millimetre, mm
• Part Meronyms:
nanometer, nanometre, nm, millimicron, micromillimeter, micromillimetre