iconoclast Meaning, Definition & Usage

  1. noun a destroyer of images used in religious worship
    image breaker.
  2. noun someone who attacks cherished ideas or traditional institutions

WordNet

I*con"o*clast noun
Etymology
Gr. image + to break: cf. F. iconoclaste.
Definitions
  1. A breaker or destroyer of images or idols; a determined enemy of idol worship.
  2. One who exposes or destroys impositions or shams; one who attacks cherished beliefs; a radical.

Webster 1913