Used in address; appellative (said of that case or form of the noun, pronoun, or adjective, in which a person or thing is addressed). For example "Domine, O Lord"
Of or pertaining to calling; used in calling or vocation.
The vocative case
A word in the vocative case
Something said to (or as though to) a particular person or thing; an entreaty, an invocation.
Having a specified kind of voice.
That contains voice.
Sounded with vibration of the vocal cords. For example, the phone [z] is voiced, while [s] is unvoiced.