velum
Concise Oxford English Dictionary © 2008 Oxford University Press:
velum /ˈviːləm/
▶noun (pl. vela /-lə/)
- 1 Zoology a membrane, typically bordering a cavity, especially in certain molluscs, medusae, and other invertebrates.
- 2 Botany the veil of a toadstool.
- 3 Anatomy the soft palate.
– origin C18: from L., lit. ‘sail, curtain, covering, veil’.
'velum' also found in these Oxford entries:

