Usually means: Unit of length, one quadrillionth meter.
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We found 10 dictionaries that define the word femtometre:

General (8 matching dictionaries)
  1. femtometre: Vocabulary.com
  2. femtometre: Wiktionary
  3. femtometre: Dictionary.com
  4. Femtometre: Wikipedia, the Free Encyclopedia
  5. femtometre: Rhymezone
  6. femtometre: FreeDictionary.org
  7. femtometre: Mnemonic Dictionary
  8. femtometre: TheFreeDictionary.com

Computing (1 matching dictionary)
  1. femtometre: Encyclopedia

Medicine (1 matching dictionary)
  1. femtometre: Medical dictionary

(Note: See femtometres as well.)

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Definitions from Wiktionary (femtometre)

▸ noun:  10⁻¹⁵ of a metre. Symbol: fm

Similar:
fermi, femtometer, femtomole, femtogram, femtofarad, femtosecond, fmol, femtogramme, femtocoulomb, milli-farad, more...

Opposite:
gigameter, megameter, kilometer, meter, centimeter

▸ Words similar to femtometre

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▸ Popular adjectives describing femtometre

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▸ Rhymes of femtometre

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Similar:
fermi, femtometer, femtomole, femtogram, femtofarad, femtosecond, fmol, femtogramme, femtocoulomb, milli-farad, more...

Opposite:
gigameter, megameter, kilometer, meter, centimeter



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