Word.ws English Dictionary

mass numbers

mass numbers is the plural of mass number.

Meaning of mass number

Noun

mass number (plural mass numbers)

  1. (physical) The total number of protons and neutrons in an atomic nucleus. Symbol: A

Questions about mass numbers

What is mass numbers the plural of?
Mass numbers is the plural of mass number.

Words near mass numbers in the dictionary

  1. mass murderers
  2. mass murders
  3. mass noun
  4. mass nouns
  5. mass number
  6. mass numbers
  7. mass of maneuver
  8. mass priest
  9. mass priests
  10. mass production
  11. mass register

Source and license

Adapted from Wiktionary: mass numbers (page history and authors); mass number (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: “mass numbers.” Word.ws, https://word.ws/mass_numbers. Based on Wiktionary, CC BY-SA 4.0.