Characterized by attack on established beliefs or institutions; of or pertaining to iconoclasm.(adjective)
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Use "iconoclastic" in a sentence
"That they were especially iconoclastic is an idea that will not wash, when one considers the remarkable innovations, the formal attacks on the norms of literature present at the time, by such writers as Olson, Creeley, O'Hara, Spicer, and so on."
"People call her iconoclastic or just difficult sometimes."
"[Sidenote: Controversy over the veneration of images and pictures, -- the so-called iconoclastic controversy.]"