ἰγνύη

English (Autenrieth)

(γόνυ): hollow of the knee, Il. 13.212†.

Frisk Etymological English

Grammatical information: f.
Meaning: part behind the knee (and the thigh) (Il.)
Other forms: ἰγνύα (Arist.), also forms of *ἰγνύς (ἰγνύσι h. Merc. 152, ἰγνύων, -ύν Arist.)
Origin: IE [Indo-European] [380] *genu- knee
Etymology: From *ἐν-γνύ-η place in the knee, hypostasis; ἰγνύς after ἰξύς, ὀσφύς and other parts of the body in -ύς. Solmsen Wortforsch. 214f. (Criticism by Ward Lang. 20, 76).