| velamen | A water-retaining outer layer of the aerial roots of some epiphytes, especially orchids. (09 Oct 1997) |
|---|---|
| velamen vulvae | Hypertrophy of the labia minora. (05 Mar 2000) |
| velamentous | Expanded in the form of a sheet or veil. Synonym: veliform. (05 Mar 2000) |
| velamentous insertion | A form of insertion of the foetal blood vessels into the placenta, in which the vessels separate before reaching the placenta and develop toward it in a fold of amnion, somewhat like the ribs of an open parasol. Synonym: parasol insertion. (05 Mar 2000) |
| velamentum | Synonym: velum. Origin: L. A cover (05 Mar 2000) |