Longman Dictionary of Contemporary English homepage

logical

 adjective
     
lo‧gic‧al S3
1 seeming reasonable and sensible [≠ illogical]:
It's a logical site for a new supermarket, with the housing development nearby.
a logical conclusion
2 using a thinking process in which facts and ideas are connected in a correct way:
The detective has to discover the murderer by logical deduction.
—logically adverb:
He tried to think logically.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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