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Word of the Day is the easiest way to build your vocabulary one word at a time. Each morning you get a carefully selected word with its pronunciation, origin story (etymology), multiple example sentences, and tips for using it naturally in conversation. Words range from everyday vocabulary upgrades to fascinating obscure terms you'll love knowing. Perfect for students, writers, crossword enthusiasts, or anyone who appreciates the power of language.

Vocabulary Language Etymology Words Learning

Today's Edition October 25, 2026

Kant devoted a section of the Critique of Pure Reason to the "Paralogisms of Pure Reason," arguing that rational psychology wrongly infers a simple, immortal, enduring soul-substan...

Etymology

The word comes through Middle French and Late Latin from Greek paralogismos, based on paralogos, meaning unreasonable or contrary to reason. It entered English in the mid-sixteenth...

Definition

a piece of reasoning that violates logical principles, particularly one in which the reasoner is unaware of the error, as distinguished from a deliberate sophism

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