Does valid mean real?

In effect, an argument is valid if the truth of the premises logically guarantees the truth of the conclusion. An argument is valid if the premises and conclusion are related to each other in the right way so that if the premises were true, then the conclusion would have to be true as well.

What does it mean to say something is valid?

1 : having legal efficacy or force especially : executed with the proper legal authority and formalities a valid contract. 2a : well-grounded or justifiable : being at once relevant and meaningful a valid theory. b : logically correct a valid argument valid inference.

What does it mean to make something valid?

Verb. To make or declare legally valid. validate. sanction. approve.

What is the vocabulary word for valid?

Definitions of valid. adjective. well grounded in logic or truth or having legal force. “a valid inference” “a valid argument”

Is valid good or bad?

‘Valid’ does not necessarily mean good or bad. It just means succeeding in establishing conclusive support for its conclusion. Of course, the premises of this argument are false. But claiming that an argument is valid is not to claim that the premises are true.

Where is the word valid from?

valid (adj.) 1570s, “having force in law, legally binding,” from French valide (16c.), from Latin validus “strong, effective, powerful, active,” from valere “be strong” (from PIE root *wal- “to be strong”). The meaning “sufficiently supported by facts or authority, well-grounded” is first recorded 1640s.

What is a valid person?

The Brief: Valid is used in slang to refer to a person or thing that is elite and cool.

What does the word validity mean in the text?

: the state of being acceptable according to the law : the state of being valid. : the quality of being real or correct.

What is meaning of not valid?

(Entry 1 of 4) : not valid: a : being without foundation or force in fact, truth, or law an invalid assumption declared the will invalid. b : logically inconsequent.

What is opposite of valid?

valid. Antonyms: weak, invalid, powerless, unsound, unsubstantial, unavailable, inefficient, insufficient, inoperative, obsolete, effete, superseded, inconclusive.

What makes a statement valid?

Valid: an argument is valid if and only if it is necessary that if all of the premises are true, then the conclusion is true; if all the premises are true, then the conclusion must be true; it is impossible that all the premises are true and the conclusion is false. All deductive arguments aspire to validity.