Ounce Definition
ouns
ounces, oz
noun
ounces
A unit of weight, equal to116 pound avoirdupois or 16 drams (28.3495 grams)
Webster's New World
A unit of weight, equal to112 pound troy or 20 pennyweights (31.1035 grams)
Webster's New World
A unit of weight, equal to112 pound apothecaries' weight or 8 drams (31.1035 grams)
Webster's New World
A fluid ounce.
American Heritage
Webster's New World
Synonyms:
- apothecaries' ounce
- troy ounce
- oz
- Panthera uncia
- snow leopard
- one twelfth of a pound (troy)
- one sixteenth of a pint
- one sixteenth of a pound (avoirdupois)
- fluid-ounce
- avoirdupois-ounce
- uncia
- measure
- diddly
- rap
- whit
Other Word Forms of Ounce
Noun
Singular:
ouncePlural:
ouncesOrigin of Ounce
-
From French once, from lonce (“lynx"), by false division (the l was thought to be the article), from Latin lynx, from Ancient Greek λύγξ (lunks, “lynx"). Interestingly, the taxon of the snow leopard is a Latinisation using the root of ounce (1).
From Wiktionary
-
From Middle French once, from Latin uncia (“1/12 part"), from Å«nus (“one"). Compare inch.
From Wiktionary
-
Middle English unce from Old French from Latin ūncia oi-no- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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