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MASS UNIT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A unit of measurement for mass
Classified under:
Nouns denoting quantities and units of measure
Hypernyms ("mass unit" is a kind of...):
unit; unit of measurement (any division of quantity accepted as a standard of measurement or exchange)
Hyponyms (each of the following is a kind of "mass unit"):
atomic mass unit (unit of mass for expressing masses of atoms or molecules)
mass number; nucleon number (the sum of the number of neutrons and protons in an atomic nucleus)
avoirdupois unit (any of the units of the avoirdupois system of weights)
metric weight unit; weight unit (a decimal unit of weight based on the gram)
slug (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)
