uncia

[ uhn-shee-uh ]

/ ˈʌn ʃi ə /

a bronze coin of ancient Rome, the 12th part of an as.

(in prescriptions) an ounce of weight or volume.

Origin of uncia

1685–95; < Latin: a twelfth part, akin to ūnus one; cf. inch¹

The uncia into four sicilici, the sicilicus into thirty-six siliquae.

De Re Metallica |Georgius Agricola
The twelth part of an acre was called Uncia and half a foot, Semis, &c.

Roman Antiquities, and Ancient Mythology |Charles K. Dillaway
Such liquation cakes should weigh up to three centumpondia, in each of which there is half an uncia of silver.

De Re Metallica |Georgius Agricola
This is the Felis uncia, allied to the panther and the cheetah.

Milton's Comus |John Milton

Another cement is made of a bes of brick dust, a third of rock salt, an uncia of saltpetre, and half an uncia of refined salt.

De Re Metallica |Georgius Agricola