picometre
ریشه و کاربرد
ریشه
From French "pico-" (meaning one trillionth) + "meter" (unit of length).
مثال
- The size of atoms is typically measured in picometres.
- The wavelength of X-rays is often expressed in picometres.
- The scanning tunneling microscope can resolve features as small as a few picometres.
تعریف انگلیسی
noun
- a metric unit of length equal to one trillionth of a meter