nervuration

[ nur-vyuh-rey-shuh n ]
/ ˌnɜr vyəˈreɪ ʃən /

noun Entomology.

the arrangement of the veins in the wing of an insect.
Also ner·vu·la·tion [nur-vyuh-ley-shuh n] /ˌnɜr vyəˈleɪ ʃən/.

Origin of nervuration

First recorded in 1895–1900; nervure + -ation