-ˌklast, -aa(ə)st, -aist noun
( -s )
Etymology: Medieval Latin iconoclastes, from Middle Greek eikonoklastēs, literally, image destroyer, from Greek eikono- icon- + Middle Greek -klastēs -clast
1.
a. : one who destroys religious images or opposes their veneration
b. usually capitalized : one of a religious party in the Eastern Empire in the 8th and 9th centuries that opposed the use of icons
2. : one who attacks established beliefs, ideals, customs, or institutions
the blundering cruelty of the tough-minded iconoclast — Lucius Garvin