Definition of valid adjective from the Oxford Advanced American Dictionary

Oxford3000 Academic

valid

adjective
/ˈvæləd/
 
 
1 that is legally or officially acceptablea valid passporta bus pass valid for 1 monthThey have a valid claim to compensation.2 based on what is logical or trueShe had valid reasons for not supporting the proposals.The point you make is perfectly valid.3 (computing) that is accepted by the systema valid password antonym invalid1 validly
 
adverbThe contract had been validly drawn up.It can be validly argued that they were not to blame.
Usage noteUsage note: validvalid adjectiveofficially or legally acceptable; logical or trueclinically, empirically, experimentally, scientifically, statistically|externally|legally|deductively|equally|universallyAn argument either way could be equally valid.assumption, generalization|hypothesis, theory|methodology, model|instrument|test|finding, result|conclusion, inference|argument, reason|criticismThere were some potential flaws in the study design that made it difficult to draw valid conclusions from these data.seem|remain|consider something, deem something|accept something as, regard something asThe conclusions of these studies remain valid for both large and small numbers of molecules.validate verbassumption|hypothesis, theory|methodology, model|instrument|test|finding, result|conclusion, inference|argument|accuracyThis study validated findings from earlier studies.clinically, empirically, experimentally, scientifically, statistically|externally|extensively|rigorouslyA similar procedure had been scientifically validated.validation nounclinical, empirical, experimental, scientific, statistical|external|extensive|rigorousThis lack of empirical validation has led to psychology's dismissal of Toman's theory.validity nounchallenge, dispute, doubt, question|assess, evaluate, test|affirm, attest to, confirm, demonstrate, verifyThe author questions the validity and reliability of standardized tests.assumption|hypothesis, theory|model|instrument|test|finding, result|conclusion, inference|argumentTwo tests were performed to assess the validity of this theory.Consistent results emerged across the study, which attests to the validity of the findings.