Mumpsimus (noun) Definition, Meaning & Examples

noun, plural mump·si·mus·es for 2.
  1. adherence to or persistence in an erroneous use of language, memorization, practice, belief, etc., out of habit or obstinacy (opposed to sumpsimus).
  2. a person who persists in a mistaken expression or practice (opposed to sumpsimus).
Mumpsimus (noun) Definition, Meaning & Examples

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