Modus Tollens

One concept. Four tiers of command. Which do you speak?

Category: Logic

Foundational Lexiconif A then B, not B, so not A
Executive Parlancedenying the consequent
Scholarly Discourseconditional denial
Babel ZenithModus Tollens
Origin: Latin/Logic
Pronunciation: /ˌmoʊdəs ˈtoʊlɛnz/

Etymology & Meaning

If P then Q; not Q; therefore not P.

In the Boardroom

Disproving assumptions by their failed predictions.

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