Word.ws English Dictionary

femtoelectronvolt

femtoelectronvolt noun: a unit of energy equal to one quadrillionth of an electronvolt, symbol feV.

Noun

femtoelectronvolt (plural femtoelectronvolts)

  1. A unit of energy equal to one quadrillionth of an electronvolt, symbol feV

Forms of femtoelectronvolt

pluralfemtoelectronvolts

Origin of femtoelectronvolt

From femto- + electronvolt.

Questions about femtoelectronvolt

What does femtoelectronvolt mean?
Femtoelectronvolt means a unit of energy equal to one quadrillionth of an electronvolt, symbol feV.
What part of speech is femtoelectronvolt?
Femtoelectronvolt is a noun.
What is the plural of femtoelectronvolt?
The plural of femtoelectronvolt is femtoelectronvolts.

Words near femtoelectronvolt in the dictionary

  1. femtocells
  2. femtochemical
  3. femtochemistry
  4. femtocoulomb
  5. femtocoulombs
  6. femtoelectronvolt
  7. femtoelectronvolts
  8. femtoengineering
  9. femtofarad
  10. femtofarads
  11. femtogram

Source and license

Adapted from Wiktionary: femtoelectronvolt (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “femtoelectronvolt.” Word.ws, https://word.ws/femtoelectronvolt. Based on Wiktionary, CC BY-SA 4.0.