Used without the article; as, an anarthrous substantive.

Lacks the definite article (the); in the Greek language, emphasizes character or nature.

GR Without the article. In reference to a noun. Anarthrous nouns are generally translated in English with the indefinite article ("a, an"). However, some anarthrous nouns are qualitative and are often translated without an article. See Articular.

Without joints, or having the joints indistinct, as some insects.