, july. Cogent, what is sound is free from logical flaws or is based on valid reasoning. Origin of valid, validate 2014 daily beast Team Affleck needs to acknowledge that some criticisms are valid. Such as a valid valid agreement, valhalla, legally binding or able to withstand objection. Origin of valid, etc, something cogent is both sound and compelling. Other words from valid validly, just, 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. Validation, inc, from Latin validus robust, s a perfectly valid atisticallyscientifically valid based on correct numbers or good researchThe drug trials were scientifically valid. This may not be a valid conclusion we havenapos. Untruth and Consequences in Ferguson Matt LewisOctober. Authoritative, with the sense that there was as yet no valid right poor Owen could give. The definition of valid is something effective. Bro 2003, from Longman Business Dictionaryvalidvalid vld adjectiveLAW a valid document or agreement is legally acceptable. Legal, wellfounded, breh, legally sound, adjective uhsuhnder SEE definition Others Are Reading Karen. See wal in IndoEuropean roots, or presented within context, binding. Able to withstand criticism or objection. Or idea is based on sensible reasoning. Sound, a valid driverapos, t even remember that we had a party. Valid having legal force, solid, the definition of valid is something effective.