Webster’s Revised Unabridged Dictionary · 1913
Prolocutor
Prol′o·cu′tor (prŏl′ō·kū′tẽr or prō·lŏk′ū·tẽr), n. [L., from proloqui, p. p. prolocutus, to speak out; pro for + loqui to speak.]
1. One who speaks for another. Jeffrey.
2. The presiding officer of a convocation. Macaulay.