Convert barleycorn to x unit
Selected category: length.
Definition and details for barleycorn:
Barleycorn is an old English unit of distance equal to 1/3 inch or about 8.47 millimeters. In farming societies was very common to use seeds as units of length. Barley was a basic crop in England. So barleycorn was a useful unit.
Definition and details for x unit:
X unit (Xu) is a unit of length used for measuring the wavelength of x-rays and gamma rays. This unit is approximately 1.0021 x 10-13 meter.