First Known Use: 14th century
Dictionary
1ounce
noun \ˈau̇n(t)s\
Definition of OUNCE
1
a : a unit of weight equal to 1⁄12 troy pound — see weight table b : a unit of weight equal to 1⁄16 avoirdupois pound c : a small amount <an ounce of sense>
2
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Origin of OUNCE
Middle English, from Anglo-French unce, from Latin uncia 12th part, ounce, from unus one — more at one
2ounce
noun
Definition of OUNCE
Origin of OUNCE
Middle English unce lynx, from Middle French, alteration (by misdivision, as if l'once the ounce) of lonce, probably from Old Italian lonza, from Middle Greek lynk-, lynx, from Greek
First Known Use: 1774
OUNCE Defined for Kids
ounce
noun \ˈau̇ns\
Definition of OUNCE for Kids
1
: a unit of weight equal to 1⁄16 pound (about 28 grams)
2
: a unit of liquid capacity equal to 1⁄16 pint (about 30 milliliters)
Medical Dictionary
ounce
noun \ˈau̇n(t)s\
Medical Definition of OUNCE
1
a : a unit of troy weight equal to 1⁄12 troy pound or 31.103 grams b : a unit of avoirdupois weight equal to 1⁄16 avoirdupois pound or 28.350 grams
2
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