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logical

[loj-i-kuh l] /ˈlɒdʒ ɪ kəl/
adjective
1.
according to or agreeing with the principles of logic:
a logical inference.
2.
reasoning in accordance with the principles of logic, as a person or the mind:
logical thinking.
3.
reasonable; to be expected:
War was the logical consequence of such threats.
4.
of or pertaining to logic.
Origin
1490-1500
1490-1500; < Medieval Latin logicālis. See logic, -al1
Related forms
logicality
[loj-i-kal-i-tee] /ˌlɒdʒ ɪˈkæl ɪ ti/ (Show IPA),
logicalness, noun
logically, adverb
hyperlogical, adjective
hyperlogically, adverb
hyperlogicalness, noun
hyperlogicality, noun
nonlogical, adjective
nonlogically, adverb
nonlogicalness, noun
nonlogicality, noun
overlogical, adjective
overlogically, adverb
overlogicalness, noun
overlogicality, noun
prelogical, adjective
prelogically, adverb
quasi-logical, adjective
quasi-logically, adverb
superlogical, adjective
superlogically, adverb
superlogicality, noun
unlogical, adjective
unlogically, adverb
Synonyms
1, 3. valid.
Antonyms
1–3. unreasonable.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for quasi logical

logical

/ˈlɒdʒɪkəl/
adjective
1.
relating to, used in, or characteristic of logic
2.
using, according to, or deduced from the principles of logic a logical conclusion
3.
capable of or characterized by clear or valid reasoning
4.
reasonable or necessary because of facts, events, etc the logical candidate
5.
(computing) of, performed by, used in, or relating to the logic circuits in a computer
Derived Forms
logicality, logicalness, noun
logically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for quasi logical
logical
early 16c., "pertaining to logic," from logic + -al. Attested from 1580s as "conformable to laws of reasoning;" 1860 as "following as a reasonable consequence." Related: Logically.
Online Etymology Dictionary, © 2010 Douglas Harper
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