I. ven.ˈtriləˌkwizəm noun
( -s )
Etymology: Late Latin ventriloqu us ventriloquist (from Latin ventr-, venter abdomen + loqui to speak) + English -ism; from the belief that the voice is produced in the ventriloquist's stomach — more at venter
: the act, art, or practice of speaking in such a manner that the voice appears to come from some source other than the vocal organs of the speaker and especially with little or no movement of the lips so as to create the illusion that the voice may be coming from a source other than the speaker (as from a dummy whose lip movements are produced mechanically by the speaker)
II. noun
: the expression of one's views and attitudes through another ; especially : such expression by a writer through a fictional character or literary persona