Logic vs. Reason

Logicadjective

logical

Reasonnoun

A cause:

Logicnoun

(uncountable) A method of human thought that involves thinking in a linear, step-by-step manner about how a problem can be solved. Logic is the basis of many principles including the scientific method.

Reasonnoun

That which causes something: an efficient cause, a proximate cause.

‘The reason this tree fell is that it had rotted.’;

Logicnoun

The study of the principles and criteria of valid inference and demonstration.

Reasonnoun

A motive for an action or a determination.

‘The reason I robbed the bank was that I needed the money.’; ‘If you don't give me a reason to go with you, I won't.’;

Logicnoun

The mathematical study of relationships between rigorously defined concepts and of mathematical proof of statements.

Reasonnoun

An excuse: a thought or a consideration offered in support of a determination or an opinion; that which is offered or accepted as an explanation.

Logicnoun

A formal or informal language together with a deductive system or a model-theoretic semantics.

Reasonnoun

(uncountable) Rational thinking (or the capacity for it); the cognitive faculties, collectively, of conception, judgment, deduction and intuition.

‘Mankind should develop reason above all other virtues.’;

Logicnoun

(uncountable) Any system of thought, whether rigorous and productive or not, especially one associated with a particular person.

‘It's hard to work out his system of logic.’;

Reasonnoun

(obsolete) Something reasonable, in accordance with thought; justice.

Logicnoun

(uncountable) The part of a system (usually electronic) that performs the boolean logic operations, short for logic gates or logic circuit.

‘Fred is designing the logic for the new controller.’;

Reasonnoun

Ratio; proportion.

Logicverb

To engage in excessive or inappropriate application of logic.

Reasonverb

(intransitive) To deduce or come to a conclusion by being rational

Logicverb

(transitive) To apply logical reasoning to.

Reasonverb

(intransitive) To perform a process of deduction or of induction, in order to convince or to confute; to argue.

Logicverb

(transitive) To overcome by logical argument.

Reasonverb

(intransitive) To converse; to compare opinions.

Logicnoun

The science or art of exact reasoning, or of pure and formal thought, or of the laws according to which the processes of pure thinking should be conducted; the science of the formation and application of general notions; the science of generalization, judgment, classification, reasoning, and systematic arrangement; the science of correct reasoning.

‘Logic is the science of the laws of thought, as thought; that is, of the necessary conditions to which thought, considered in itself, is subject.’;

Reasonverb

(transitive) To arrange and present the reasons for or against; to examine or discuss by arguments; to debate or discuss.

‘I reasoned the matter with my friend.’;

Logicnoun

A treatise on logic; as, Mill's Logic.

Reasonverb

To support with reasons, as a request.

Logicnoun

correct reasoning; as, I can't see any logic in his argument; also, sound judgment; as, the logic of surrender was uncontestable.

Reasonverb

(transitive) To persuade by reasoning or argument.

‘to reason one into a belief; to reason one out of his plan’;

Logicnoun

The path of reasoning used in any specific argument; as, his logic was irrefutable.

Reasonverb

To overcome or conquer by adducing reasons.

‘to reason down a passion’;

Logicnoun

A function of an electrical circuit (called a gate) that mimics certain elementary binary logical operations on electrical signals, such as AND, OR, or NOT; as, a logic circuit; the arithmetic and logic unit.

Reasonverb

To find by logical process; to explain or justify by reason or argument.

‘to reason out the causes of the librations of the moon'''’;

Logicnoun

the branch of philosophy that analyzes inference

Reasonnoun

A thought or a consideration offered in support of a determination or an opinion; a just ground for a conclusion or an action; that which is offered or accepted as an explanation; the efficient cause of an occurrence or a phenomenon; a motive for an action or a determination; proof, more or less decisive, for an opinion or a conclusion; principle; efficient cause; final cause; ground of argument.

‘I'll give him reasons for it.’; ‘The reason of the motion of the balance in a wheel watch is by the motion of the next wheel.’; ‘This reason did the ancient fathers render, why the church was called "catholic."’; ‘Virtue and vice are not arbitrary things; but there is a natural and eternal reason for that goodness and virtue, and against vice and wickedness.’;

Logicnoun

reasoned and reasonable judgment;

‘it made a certain kind of logic’;

Reasonnoun

The faculty or capacity of the human mind by which it is distinguished from the intelligence of the inferior animals; the higher as distinguished from the lower cognitive faculties, sense, imagination, and memory, and in contrast to the feelings and desires. Reason comprises conception, judgment, reasoning, and the intuitional faculty. Specifically, it is the intuitional faculty, or the faculty of first truths, as distinguished from the understanding, which is called the discursive or ratiocinative faculty.

‘We have no other faculties of perceiving or knowing anything divine or human, but by our five senses and our reason.’; ‘In common and popular discourse, reason denotes that power by which we distinguish truth from falsehood, and right from wrong, and by which we are enabled to combine means for the attainment of particular ends.’; ‘Reason is used sometimes to express the whole of those powers which elevate man above the brutes, and constitute his rational nature, more especially, perhaps, his intellectual powers; sometimes to express the power of deduction or argumentation.’; ‘By the pure reason I mean the power by which we become possessed of principles.’; ‘The sense perceives; the understanding, in its own peculiar operation, conceives; the reason, or rationalized understanding, comprehends.’;

Logicnoun

the principles that guide reasoning within a given field or situation;

‘economic logic requires it’; ‘by the logic of war’;

Reasonnoun

Due exercise of the reasoning faculty; accordance with, or that which is accordant with and ratified by, the mind rightly exercised; right intellectual judgment; clear and fair deductions from true principles; that which is dictated or supported by the common sense of mankind; right conduct; right; propriety; justice.

‘I was promised, on a time,To have reason for my rhyme.’; ‘But law in a free nation hath been ever public reason; the enacted reason of a parliament, which he denying to enact, denies to govern us by that which ought to be our law; interposing his own private reason, which to us is no law.’; ‘The most probable way of bringing France to reason would be by the making an attempt on the Spanish West Indies.’;

Logicnoun

a system of reasoning

Reasonnoun

Ratio; proportion.

‘When anything is proved by as good arguments as a thing of that kind is capable of, we ought not, in reason, to doubt of its existence.’; ‘Yet it were great reason, that those that have children should have greatest care of future times.’;

Logic

Logic (from Greek: λογική, logikḗ, 'possessed of reason, intellectual, dialectical, argumentative') is the systematic study of valid rules of inference, i.e. the relations that lead to the acceptance of one proposition (the conclusion) on the basis of a set of other propositions (premises).

Reasonverb

To exercise the rational faculty; to deduce inferences from premises; to perform the process of deduction or of induction; to ratiocinate; to reach conclusions by a systematic comparison of facts.

Reasonverb

Hence: To carry on a process of deduction or of induction, in order to convince or to confute; to formulate and set forth propositions and the inferences from them; to argue.

‘Stand still, that I may reason with you, before the Lord, of all the righteous acts of the Lord.’;

Reasonverb

To converse; to compare opinions.

Reasonverb

To arrange and present the reasons for or against; to examine or discuss by arguments; to debate or discuss; as, I reasoned the matter with my friend.

‘When they are clearly discovered, well digested, and well reasoned in every part, there is beauty in such a theory.’;

Reasonverb

To support with reasons, as a request.

Reasonverb

To persuade by reasoning or argument; as, to reason one into a belief; to reason one out of his plan.

‘Men that will not be reasoned into their senses.’;

Reasonverb

To overcome or conquer by adducing reasons; - with down; as, to reason down a passion.

Reasonverb

To find by logical processes; to explain or justify by reason or argument; - usually with out; as, to reason out the causes of the librations of the moon.

Reasonnoun

a rational motive for a belief or action;

‘the reason that war was declared’; ‘the grounds for their declaration’;

Reasonnoun

an explanation of the cause of some phenomenon;

‘the reason a steady state was never reached was that the back pressure built up too slowly’;

Reasonnoun

the capacity for rational thought or inference or discrimination;

‘we are told that man is endowed with reason and capable of distinguishing good from evil’;

Reasonnoun

the state of having good sense and sound judgment;

‘his rationality may have been impaired’; ‘he had to rely less on reason than on rousing their emotions’;

Reasonnoun

a justification for something existing or happening;

‘he had no cause to complain’; ‘they had good reason to rejoice’;

Reasonnoun

a fact that logically justifies some premise or conclusion;

‘there is reason to believe he is lying’;

Reasonverb

decide by reasoning; draw or come to a conclusion;

‘We reasoned that it was cheaper to rent than to buy a house’;

Reasonverb

present reasons and arguments

Reasonverb

think logically;

‘The children must learn to reason’;

Reason

Reason is the capacity of consciously applying logic to seek truth and draw conclusions from new or existing information. It is closely associated with such characteristically human activities as philosophy, science, language, mathematics, and art, and is normally considered to be a distinguishing ability possessed by humans.