o

I

the interjection "O! oh!" Irish o; See vocative a.

II

from, ab, Irish ó, Old Irish ó, ua (hó, hua): *ava; Sanskrit áva, away, off; Latin au-, as in aufero, take away; Church Slavonic u-, Prussian au-. Also bho, q.v.

III

since, when, with the rel. as o 'n, Irish ó, Old Irish ó, ex quo; it is merely the prep. o used as a conjunction.