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mass number. In DICTIOUS you will not only get to know all the dictionary meanings for the word
mass number, but we will also tell you about its etymology, its characteristics and you will know how to say
mass number in singular and plural. Everything you need to know about the word
mass number you have here. The definition of the word
mass number will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
mass number, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
Ellipsis of atomic mass number.
Noun
mass number (plural mass numbers)
- (physics, physical chemistry) The total number of protons and neutrons in an atomic nucleus. Symbol: A
Synonyms
Translations
number of protons and neutrons in an atomic nucleus