Dictionary definitions treat dogmatism as asserting opinion as established fact

Evidence

The big, hernia-inducing dictionaries give a rather common definition of dogmatism. Webster’s Unabridged Third International Dictionary, for example, states as its first meaning: “A positiveness in assertion in matters of opinion; a statement of a view or belief as if it were an established fact.” The 1989 edition of the Oxford English Dictionary begins in similar fashion: “Positive assertion of dogma or opinion; dogmatizing; positiveness in asser- The core element here, I submit, is unjustified certainty. — Bob Altemeyer, The Authoritarian Specter, 2623

Categorization

• DEFINE: Grounds the working definition of dogmatism in the standard dictionaries.