Wiktionary

femtobarn

English

edit

Etymology

edit

From femto- +‎ barn.

Noun

edit

femtobarn (plural femtobarns)

  1. (physics) A unit of area equal to a billionth of a millionth (10-15) of a barn
Retrieved from "https://en.wiktionary.org/w/index.php?title=femtobarn&oldid=81216057"