Dogmatist
['dɔgmətɪst]
Definition
(noun.) a stubborn person of arbitrary or arrogant opinions.
Inputed by Artie--From WordNet
Definition
(n.) One who dogmatizes; one who speaks dogmatically; a bold and arrogant advancer of principles.
Editor: Lorna
Synonyms and Synonymous
n. Authoritative teacher, arrogant asserter.
Checker: Monroe