Essential Meaning of logic
1
: a proper or reasonable way of thinking about or understanding something
If you just use a little logic, you'll see I'm right. the rules of logic See More ExamplesThere's no logic in/to your reasoning. I can't see the logic in always worrying about the future. = Where's the logic in always worrying about the future? There's some logic to/in what he says. She kept the dog, against all logic, after it attacked her. [=her decision to keep the dog was not logical/sensible] Her decision defies logic. [=her decision makes no sense; her decision is not logical] There's a certain logic in/to what he says.
2
: a particular way of thinking about something
I could not understand her logic in keeping the dog. [=I could not understand her reason for keeping the dog] I fail to see your logic. = I fail to see the logic behind/of your reasoning. faulty logic
3
: the science that studies the formal processes used in thinking and reasoning
a professor of logic
Full Definition of logic
1a(1)
: a science that deals with the principles and criteria of validity of inference and demonstration : the science of the formal principles of reasoning
a professor of logic
(2)
: a branch or variety of logic
modal logic Boolean logic
(4)
: the formal principles of a branch of knowledge
the logic of grammar
c
: interrelation or sequence of facts or events when seen as inevitable or predictable
By the logic of events, anarchy leads to dictatorship.
d
: the arrangement of circuit elements (as in a computer) needed for computation
also
: the circuits themselves
2
: something that forces a decision apart from or in opposition to reason
the logic of war
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MerriamWebster unabridged
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Time Traveler for logic
The first known use of logic was in the 12th century
See more words from the same century