mass unit 1
noundomain: quantity
Princeton WordNet [ver.3.1]
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EnglishDefinition
a unit of measurement for mass
Hypernym
any division of quantity accepted as a standard of measurement or exchange
EnglishHyponym
unit of mass for expressing masses of atoms or molecules
mass number 1
noun
the sum of the number of neutrons and protons in an atomic nucleus
any of the units of the avoirdupois system of weights
a decimal unit of weight based on the gram
slug 2
noun
a unit of mass equal to the mass that accelerates at 1 foot/sec/sec when acted upon by a force of 1 pound; approximately 14.5939 kilograms
