\begin{definition}[Definition:Ounce/Linguistic Note]
The word '''ounce''' derives from the Latin word '''uncia''', meaning '''$\dfrac 1 {12}$ part''' (of an '''as''').
Despite the gradual migration to the metric system, the word '''ounce''' still lives on as a rhetorical flourish for '''something small''', for example:
:''If you only had an '''ounce''' of sense you would understand that ...''
\end{definition}