Os | Webster's Dictionary of the English Language

os
ōs, ōris (no gen. plur.), n. [kindr. with Sanscr. āsya, os, vultus, facies], I the mouth (syn. bucc...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
os
ōs (1) ōris (no genplur.), n the mouth: ad haec omnia percipienda os est aptissimum: tenerum pueri,...

An Elementary Latin Dictionary
Os
·noun A <<Bone>>. ...

Webster's Dictionary of the English Language
os sepiæ
The commercial term for the sepia, or cuttle-fish bones. ...

The Sailor's Word-Book
At the junction of Aldgate High Street with Leadenhall Street and Fenchurch Street (S. 140-O.S. 1875).
Taken down 1876 and a drinking fountain erected on the site. There was a well called " Alegate well...

A Dictionary of London by Henry A Harben.

O's