Main Entry:

¹ounce

Pronunciation:

\ˈau̇n(t)s\

Function:

noun

Etymology:

Middle English, from Anglo-French unce, from Latin uncia 12th part, ounce, from unus one — more at one

Date:

14th century

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: fluid ounce