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adj. Linguistics
Occurring without an article. Used especially of Greek nouns.

[From Greek anarthros, not articulated : an-, without; see a-1 + arthron, joint; see ar- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Linguistics) (of a noun) used without an article
2. (Biology) having no joints or articulated limbs
[C19: from Greek anarthros, from an- + arthros joint, definite article]
anˈarthrously adv
anˈarthrousness n
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