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 (văl′vyo͞ol′) also val·vu·la (-vyə-lə)
n. pl. val·vules also val·vu·lae (-vyə-lē′)
A small valve or valvelike structure.

[From New Latin valvula, from diminutive of Latin valva, leaf of a door; see valve.]


(ˈvælvjuːl) or


a small valve or a part resembling one
[C18: from New Latin valvula, diminutive of valve]


(ˈvæl vyul)

also valve•let

(ˈvælv lɪt)

a small valve.
[1745–55; < New Latin valvula. See valve, -ule]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.valvule - a small valve
valve - a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
References in periodicals archive ?
Causes et symptomes des varices La maladie variqueuse est causee par laffaissement de la paroi des veines superficielles et par l'inefficacite du systeme des valvules.
Additionally, the valvules of the ovipositor are not flattened laterally, which indicates that the eggs are not inserted between the layers of the leaf epidermis.