Definition of Obversion

1. n. The act of turning toward or downward.



Definition of Obversion

1. Noun. The act of turning toward or downward. ¹

2. Noun. (logic) An immediate inference that denies the opposite of something previously affirmed. ¹

¹ Source: wiktionary.com

Definition of Obversion

1. [n -S]

Obversion Pictures

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Lexicographical Neighbors of Obversion

obtusifoliol
obtusion
obtusities
obtusity
obtustatin
obumbrant
obumbration
obumbrations
obv.
obvention
obventions
obversant
obverse
obversely
obverses
obversion (current term)
obversions
obvert
obverted
obverting
obverts
obvi
obviable
obviate
obviated
obviates
obviating
obviating(a)
obviation
obviations

Literary usage of Obversion

Below you will find example usage of this term as found in modern and/or classical literature:

1. Studies and Exercises in Formal Logic: Including a Generalization of Logical by John Neville Keynes (1887)
"THE obversion AND CONTRAPOSITION OF PROPOSITIONS. 73. The obversion of Propositions. Diversion is a process of immediate inference in which from a given ..."

2. An Outline of Logic by Boyd Henry Bode (1910)
"A concrete instance in which such an obversion is involved is furnished in the ... That is to say, the obversion is accomplished by denying the predicate of ..."

3. An Introductory Logic by James Edwin Creighton (1900)
"The name ' obversion' is, however, now generally employed to describe the change ... obversion, then, is the process of substituting for any affirmative ..."

4. A Manual of Logic by James Welton (1896)
"But obversion is the most usual name, and is adopted by the majority of writers ... Material obversion. Professor Bain considers that, in addition to the ..."

5. Logic, Deductive and Inductive by Carveth Read (1909)
"... the sister of A. Of course all reciprocal relations must be given in the projected Logical Dictionary. ยง 5. obversion (otherwise called Permutation or ..."

6. An Elementary Handbook of Logic by John Joseph Toohey (1918)
"obversion is an eduction by which from a given proposition another is derived having for its subject the original subject and for its predicate the ..."

7. Logic, Inductive and Deductive: An Introduction to Scientific Method by Adam Leroy Jones (1909)
"What is known as Contraposition is equivalent to obversion plus conversion.6 The contrapositive of " No men are immortal" is " Some mortals are men " ..."

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