x unit
Noun
Meaning
x unit (plural x units)
A unit of length (symbol xu) approximately equal to 0.1 picometres, used to quote the wavelength of X-rays and gamma rays.
Synonym: Siegbahn unit
Noun
x unit (plural x units)
A unit of length (symbol xu) approximately equal to 0.1 picometres, used to quote the wavelength of X-rays and gamma rays.
Synonym: Siegbahn unit