Visual meaning of 'valid'? - learn with images, example in daily life

Visual illustration of valid: Well grounded or justifiable, pertinent.

adjective

Well grounded or justifiable, pertinent.

"I will believe him as soon as he offers a valid answer."

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Visual illustration of valid: Acceptable, proper or correct; in accordance with the rules. - Image 1

valid: Acceptable, proper or correct; in accordance with the rules. - Thumbnail 1

valid: Acceptable, proper or correct; in accordance with the rules. - Thumbnail 2

adjective

Acceptable, proper or correct; in accordance with the rules.

"A valid format for the date is MM/DD/YY."

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Visual illustration of valid: Related to the current topic, or presented within context, relevant.

adjective

Related to the current topic, or presented within context, relevant.

"The teacher's explanation of photosynthesis was valid for our current science lesson. "

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Visual illustration of valid: Of a formula or system: such that it evaluates to true regardless of the input values.

adjective

Of a formula or system: such that it evaluates to true regardless of the input values.

"The math formula is valid because it produces the correct answer no matter what numbers you plug in. "

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Visual illustration of valid: Of an argument: whose conclusion is always true whenever its premises are true. - Image 1

valid: Of an argument: whose conclusion is always true whenever its premises are true. - Thumbnail 1

valid: Of an argument: whose conclusion is always true whenever its premises are true. - Thumbnail 2

adjective

Of an argument: whose conclusion is always true whenever its premises are true.

"An argument is valid if and only if the set consisting of both (1) all of its premises and (2) the contradictory of its conclusion is inconsistent."

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Visual illustration of valid: Effective.

adjective

Effective.

"He is a priest now: although his ordination was contrary to the law of the church, it was still valid."

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