SINCE 1828
femtometer
noun
fem·to·me·ter
| \ˈfem(p)-tə-ˌmē-tər,
-tō-\
-tō-\
Definition of femtometer
: a unit of length equal to 10−15 meters : one quadrillionth of a meter
Keep scrolling for more
Comments on femtometer
What made you want to look up femtometer? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Late Autumn 2018 Words of the Day Quiz
-
- Which is a synonym of yahoo?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZ
Share femtometer
Resources for femtometer