Definition of spurious in English:


Line breaks: spuri|ous
Pronunciation: /ˈspjʊərɪəs


1Not being what it purports to be; false or fake: separating authentic and spurious claims
More example sentences
  • The IIF estimates that fraudulent and spurious claims will cost insurers at least €100 million this year but policy holders will pick up the tab in increased premiums.
  • The government has an obligation to act against spurious or fraudulent claims.
  • People are entitled to compensation when they are injured, but we need to weed out the spurious claims.
bogus, fake, not genuine, specious, false, factitious, counterfeit, fraudulent, trumped-up, sham, mock, feigned, pretended, contrived, fabricated, manufactured, fictitious, make-believe, invalid, fallacious, meretricious;
informal phoney, pseudo, pretend
British informal cod
1.1(Of a line of reasoning) apparently but not actually valid: this spurious reasoning results in nonsense
More example sentences
  • Unfortunately, some creationists have also fallen for this spurious line of reasoning.
  • It seems a completely spurious line of argument.
  • Magistrates will come down on the side of the tenant for the most spurious reasons.
1.2 archaic (Of offspring) illegitimate.
More example sentences
  • The husband's adultery…may give him a spurious son, by some wanton, on whom he lavishes the patrimony of his legitimate sons.


late 16th century (in the sense 'born out of wedlock'): from Latin spurius 'false' + -ous.



More example sentences
  • He was Clement Moore, who would one day enter history (perhaps spuriously, a recent scholar contends) as the author of ‘The Night Before Christmas.’
  • Most independent advisers simply look at how funds have performed in the past, arguing - somewhat spuriously - that if a manager has outperformed his peers over the past few years, there is no reason why he or she can't continue to do so.
  • An early study by Logan reported a 90% rate (although, as discussed below, that rate may be spuriously high).


More example sentences
  • They were laughably crude with obvious misspellings and badly formed HTML, often directing receivers to poorly drawn counterfeit web sites that gave many visual and technical clues to their spuriousness.
  • The spuriousness of his Hebrew etymologies suggests, but does not prove, that he did not know Hebrew.

Definition of spurious in: