valva

Etymology
Borrowed from. .

Noun

 * 1) A paired copulatory organ of males in some species of insects that helps the male clasp the female.

Noun

 * 1)  valve, half shell

Etymology
From, from , from. Cognate with 🇨🇬.

Noun

 * 1) double or folding door (in plural)
 * 2) one leaf of such doors

Noun

 * 1)  valve membrane which permits passage in one direction

Noun

 * 1)  valve