There are 2 definitions of ounce in English:

ounce1

Syllabification: ounce
Pronunciation: /ouns
 
/

noun

  • 1 (abbreviation: oz) A unit of weight of one sixteenth of a pound avoirdupois (approximately 28 grams).
    More example sentences
    • Most cohort members reported their offspring's birth weights in pounds and ounces.
    • For the cauliflower foam: Melt two and one-half ounces of the butter in a saucepan until foaming.
    • For the mushroom rillettes, in a medium saucepan, melt four ounces of butter over medium heat.
  • 1.1A unit of one twelfth of a pound troy or apothecaries' measure, equal to 480 grains (approximately 31 grams).
    More example sentences
    • I should say that troy ounces are a measure used only for precious metals.
    • That is an average grade of 2.35 troy ounces per ton!
    • Large masses of native gold - up to many hundreds of troy ounces - have been encountered during mining.

Origin

Middle English: from Old French unce, from Latin uncia 'twelfth part (of a pound or foot)'; compare with inch1.

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Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea

There are 2 definitions of ounce in English:

ounce2

Syllabification: ounce
Pronunciation: /
 
ouns/

noun

Origin

Middle English: from Old French once, earlier lonce (the l- being misinterpreted as the definite article), based on Latin lynx, lync- (see lynx).

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