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anarthrous

[an-ahr-thruh s]
adjective
  1. Zoology. having no joints or articulated limbs.
  2. (especially in Greek grammar) used without the article.
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Origin of anarthrous

First recorded in 1800–10, anarthrous is from the Greek word ánarthros jointless. See an-1, arthr-, -ous
Related formsan·ar·throus·ly, adverban·ar·throus·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for anarthrous

anarthrous

adjective
  1. (of a noun) used without an article
  2. having no joints or articulated limbs
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Derived Formsanarthrously, adverbanarthrousness, noun

Word Origin for anarthrous

C19: from Greek anarthros, from an- + arthros joint, definite article
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