Dictionary.com
definitions
  • synonyms

spurious

[spyoo r-ee-uh s]
See more synonyms on Thesaurus.com
adjective
  1. not genuine, authentic, or true; not from the claimed, pretended, or proper source; counterfeit.
  2. Biology. (of two or more parts, plants, etc.) having a similar appearance but a different structure.
  3. of illegitimate birth; bastard.
Show More

Origin of spurious

1590–1600; < Latin spurius bastard, perhaps < Etruscan; see -ous
Related formsspu·ri·ous·ly, adverbspu·ri·ous·ness, nounnon·spu·ri·ous, adjectivenon·spu·ri·ous·ly, adverbnon·spu·ri·ous·ness, nounun·spu·ri·ous, adjectiveun·spu·ri·ous·ly, adverbun·spu·ri·ous·ness, noun

Synonyms

See more synonyms on Thesaurus.com
1. false, sham, bogus, mock, feigned, phony; meretricious, deceitful.

Antonyms

1. genuine.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for non-spuriousness

spurious

adjective
  1. not genuine or real
  2. (of a plant part or organ) having the appearance of another part but differing from it in origin, development, or function; falsea spurious fruit
  3. (of radiation) produced at an undesired frequency by a transmitter, causing interference, etc
  4. rare illegitimate
Show More
Derived Formsspuriously, adverbspuriousness, noun

Word Origin

C17: from Latin spurius of illegitimate birth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for non-spuriousness

spurious

adj.

1590s, "born out of wedlock," from Latin spurius "illegitimate, false" (cf. Italian spurio, Spanish espurio), from spurius (n.) "illegitimate child," probably from Etruscan spural "public." Sense of "having an irregular origin, not properly constituted" is from c.1600; that of "false, sham" is from 1610s.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

non-spuriousness in Medicine

spurious

(spyurē-əs)
adj.
  1. Similar in appearance or symptoms but unrelated in morphology or pathology; false.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.