velamentum

ve·lum

, pl.

ve·la

(vē'lŭm, -lă),

1. Any structure resembling a veil or curtain. Synonym(s): veil (1) , velamen, velamentum

2. Synonym(s): caul (1)

3. Synonym(s): greater omentum

4. Any serous membrane or membranous envelope or covering.

[L. veil, sail]

velamentum

(vĕl″ă-mĕn′tŭm) plural.velamenta [L., a cover]

A membranous covering.