The Collaborative International Dictionary
Lamellas
Lamella \La*mel"la\, n.; pl. L. Lamell[ae], E. Lamellas. [L. lamella, dim. of lamina plate, leaf, layer: cf. F. lamelle. Cf. Lamina, Omelet.] a thin plate or scale of anything, as a thin scale growing from the petals of certain flowers; or one of the thin plates or scales of which certain shells are composed.
Wiktionary
lamellas
n. (plural of lamella English)