English noun: angstrom unit | |||
1. | angstrom unit (quantity) a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation | ||
Synonyms | A, angstrom | ||
Broader (hypernym) | metric linear unit | ||
Part holonym | micromicron, picometer, picometre | ||
Part meronym | micromillimeter, micromillimetre, millimicron, nanometer, nanometre, nm | ||