
Dogmatism
Implicit Certainty
Dogmatism conveys a sense of unquestionable certainty by the speaker about their beliefs. 
Negative Connotation
Dogmatism usually has a negative connotation, suggesting stubbornness and closed-mindedness. 
Discouraging Dialogue
Use 'dogmatism' when describing a situation where a person's firm stance stifles conversation or questioning. 