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Dictionary


atom'ic mass' u"nit



Physics.
1. Also called dalton. a unit of mass, equal to 1/12 the mass of the carbon-12 atom and used to express the mass of atomic and subatomic particles.
2. (formerly) a unit of mass, equal to 1/16 the mass of an oxygen atom having atomic mass 16. Abbr.: amu, AMU

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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See also:
  • Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/atomic-mass-unit.html on line 133 atomic mass unit (Thesaurus)
  • Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/atomic-mass-unit.html on line 135 atomic mass unit (Encyclopedia)

 

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