VALID


Meaning of VALID in English

ˈvalə̇d adjective

Etymology: Middle French or Medieval Latin; Middle French valide, from Medieval Latin validus, from Latin, strong, from valēre to be strong — more at wield

1.

a. : having legal strength or force : incapable of being rightfully overthrown or set aside : sanctioned or authorized by sovereign temporal or spiritual power

a valid deed

a valid covenant

a valid title

where a client has no valid ground for divorce — H.S.Drinker

exempt from the natural laws which may be valid for lesser creatures — Ritchie Calder

b. : conforming to conditions essential to sacramental efficacy

the synod also declared that the only valid baptism was by immersion — K.S.Latourette

2.

a. : well grounded or justifiable : applicable to the matter at hand : pertinent , sound

the above theory was tested experimentally … and was proved to be valid — H.G.Armstrong

particular grievances call … for the formulation of universally valid reasons why they should be redressed — Aldous Huxley

find no valid evidence for such suspensions — W.R.Inge

a valid argument

a valid purpose

b. of an inference : correctly derived from its premises ; specifically : true in terms of the logical principles of the logistic system to which the inference belongs

3.

a. : able to effect or accomplish what is designed or intended : effective , efficacious

literary scholarship has its own valid methods — René Wellek & Austin Warren

the written word was no longer a valid medium, the motion picture having supplanted it — Alexander Klein

in finally finding her courage valid it had in the same moment vanished — Janet Terrace

b. : capable of measuring, predicting, or representing according to intention or design

if the results of university matriculation examinations are a valid test — B.K.Sandwell

— compare reliable

4.

a. : strong , powerful

b. : healthy , robust

5.

a. of a taxon : based on distinctive characters of recognized importance : founded on an adequate basis of classification ; also : validly published

b. of the publication of a taxon : effective and accompanied by a description of the taxon or a reference to a previous description

Synonyms:

sound , cogent , convincing , telling may be compared with valid in being applied to arguments, reasonings, principles, ideas which have such force that they compel acceptance. Both valid and sound imply that the force is inherent in the rationality of the thought apart from its presentation. A valid argument or principle is supported either by objective truth or a generally accepted standard or authority

mathematical symbols, which are valid whether there is anything corresponding to them in nature or not — W.R.Inge

charges always valid in every age and country — J.A.Hobson

although a valid concept may have certain especially psychological limits

a “psychological fact” is valid for the person who holds it if for no other — F.J.Hoffman

sound , which may be applied to both persons and concepts, implies avoidance of fallacies, insufficient evidence, and hasty conclusions, and stresses solid foundation in fact or in reason or both, as well as the habit of clear and deliberate thought, often with an admixture of shrewed practical sense

much too sound a political thinker and too sagacious a party leader to rest his case upon abstract theory — V.L.Parrington

good, sound reasons against the passionate conclusions of love — Joseph Conrad

cogent and convincing apply to ideas (less frequently, to persons) compelling mental assent, but cogent stresses a force resident in the argument or reasoning, as inevitability or conclusiveness, as well as succinct and lucid presentation

the most cogent argument for freedom — man's tremendous innate variability — E.W.Sinnott

the most cogent political comment of the year — G.W.Johnson

whereas a convincing argument, speaker, or book may convince by either sound reasoning or by skillful selection and presentation

there are other ways of making a thing … convincing … besides merely appealing to one's logic and sense of fact — Irving Babbitt

convincing is often applied to fictional creations having the flavor of reality

in Aristophanes you have the convincing hurly-burly, the sweating, mean, talented, scrambling, laughing life of the Mediterranean — J.J.Chapman

telling suggests an immediate and crucial effect striking at the essence of the point, idea, or sentiment to be conveyed regardless of the validity of the cause

certainly makes some telling points … with a deftness that will disarm orthodox heresy-hunters — M.R.Cohen

paused as if to edit his woes and select the most telling ones — Norman Mailer

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.