(New American Roget's College Thesaurus)
adj. sound, logical; legal, binding, well-grounded, just. See demonstration, truth, legality, power.
(Roget's IV) modif.
1. [Capable of proof]
Syn. sound, cogent, logical, conclusive, solid, well-grounded, well-founded, tested, accurate, convincing, telling, correct, determinative, compelling, persuasive, potent, stringent, strong, ultimate, unanswerable, irrefutable.
Ant. wrong*, erring, misleading.
2. [Genuine]
Syn. true, original, factual, real, actual, pure, uncorrupted, authentic, confirmed, authoritative, trustworthy, credible, attested, efficient, efficacious, legitimate, adequate, substantial, proved, proven, unalloyed, unadulterated.
Ant. false*, fictitious, counterfeit.
Syn.- valid applies to that which cannot be objected to because it conforms to law, logic, the facts, etc. [ a valid criticism, a valid license ] ; sound refers to that which is firmly grounded on facts, evidence, logic, etc. and is therefore free from error [ a sound method, a sound argument ] ; cogent implies such a powerful appeal to the mind as to appear conclusive [cogent reasoning ] ; convincing implies such validity as to persuade or overcome doubts or opposition [ a convincing performance ] ; telling suggests the power to have the required effect by being forcible, striking, relevant, etc. [ a telling rejoinder ]
(Roget's 3 Superthesaurus) a.
1. legal legitimate, authorized, certified, sanctioned, lawful, warranted, approved, authentic, genuine.
2. sound well-grounded, well-founded, solid, validated, logical, substantiated, correct, accurate, unassailable.
ANT.: 1. illegal, illegitimate, unauthorized, invalid. 2. flimsy, unsound, unproven
(Roget's Thesaurus II) adjective 1. Based on good judgment, reasoning, or evidence: cogent, just, solid, sound2, tight, well-founded, well-grounded. See GOOD, REASON. 2. Worthy of belief, as because of precision or faithfulness to an original: authentic, authoritative, convincing, credible, faithful, true, trustworthy. See TRUE.

English dictionary for students. 2013.


Look at other dictionaries:

  • valid — val·id / va ləd/ adj 1: having legal efficacy or force a valid license; esp: executed with proper authority and form a valid contract a valid search 2: having a legitimate basis: justifiable …   Law dictionary

  • valid — val‧id [ˈvæld] adjective LAW a valid document or agreement is legally acceptable, often for a fixed period of time: • The court ruled that the firm s patent is valid and enforceable. • Investors with valid claims against the company could… …   Financial and business terms

  • valid — valid, sound, cogent, convincing, compelling, telling can all be applied directly or indirectly to arguments, reasons, principles, or processes of thought or to their presentation and mean having or manifesting the power to impress themselves on… …   New Dictionary of Synonyms

  • Valid — Val id, a. [F. valide, F. validus strong, from valere to be strong. See {Valiant}.] [1913 Webster] 1. Strong; powerful; efficient. [Obs.] Perhaps more valid arms . . . may serve to better us. Milton. [1913 Webster] 2. Having sufficient strength… …   The Collaborative International Dictionary of English

  • valid — VALÍD, Ă, valizi, de, adj. 1. (Despre oameni) Apt pentru muncă (sau pentru o anumită activitate); p. gener. sănătos. 2. (Despre o acţiune, un act, un contract) Care îndeplineşte condiţiile cerute de lege; valabil. – Din fr. valide. Trimis de… …   Dicționar Român

  • valid — [val′id] adj. [Fr valide < L validus, strong, powerful (in ML, valid) < valere, to be strong: see VALUE] 1. having legal force; properly executed and binding under the law 2. well grounded on principles or evidence; able to withstand… …   English World dictionary

  • Valīd — (lat.), kräftig; rechtskräftig, rechtsgültig; Validität, Rechtsgültigkeit; validieren, etwas in rechtsgültiger Form vollziehen, geltend machen, bekräftigen, im Handel: gültig sein, einen Wert durch einen andern, z. B. Waren durch Wechselsendung,… …   Meyers Großes Konversations-Lexikon

  • Valid — Valīd (lat.), kräftig; rechtsgültig; Validität, Rechtsgültigkeit; validieren, geltend machen, in rechtsgültiger Form vollziehen; bei Kaufleuten: für gute Zahlung gelten; Validation, Gültigkeitserklärung, Anerkennung …   Kleines Konversations-Lexikon

  • Valid — Valid, lat. deutsch, kräftig, giltig; Validität, Rechtsgiltigkeit; Validation, Giltigkeitserklärung …   Herders Conversations-Lexikon

  • valid — valid:⇨gültig(1) …   Das Wörterbuch der Synonyme

  • valid — 1570s, having force in law, legally binding, from M.Fr. valide, from L. validus strong, effective, from valere be strong (see VALIANT (Cf. valiant)). The meaning supported by facts or authority is first recorded 1640s …   Etymology dictionary

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