Meaning of valid | Babel Free

Definitions

1. Well-grounded or justifiable, pertinent
2. Acceptable, proper or correct; in accordance with the rules
3. Related to the current topic, or presented within context, relevant
4. Of a formula or system: such that it evaluates to true regardless of the input values
5. Of an argument: whose conclusion is always true whenever its premises are true

Translations

CEFR level