English noun: micromicron | |||
1. | micromicron (quantity) a metric unit of length equal to one trillionth of a meter | ||
Synonyms | picometer, picometre | ||
Broader (hypernym) | metric linear unit | ||
Part holonym | femtometer, femtometre, fermi | ||
Part meronym | A, angstrom, angstrom unit | ||