Contrapositives is valid Scrabble Word

Is contrapositives a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is contrapositives valid Words with Friends?
Words with Friends YES

15 letters word
22 points in Scrabble
26 points in WWF

Definitions for CONTRAPOSITIVES in dictionary:

NOUN:

CONTRAPOSITIVE, an immediate inference, which consists in denying the original subject of the contradictory of the original predicate
conversion of a proposition from all A is B to all not-B is not-A.

OTHER DEFINITIONS:

a proposition or theorem formed by contradicting both the subject and predicate or both the hypothesis and conclusion of a given proposition or theorem and interchanging them

Words related to CONTRAPOSITIVES

contrapositive21

Similar words containing NTRAPOSITIVE without suffix s and without prefix co

contrapositive21

Find what other words can be done using letters: "contrapositives"
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