velamentous

English

Etymology

From Latin velamentum (“covering, screen”), +‎ -ous.

Adjective

velamentous (not comparable)

1. Veil-like.
2. (medicine) Of or relating to an abnormal condition during pregnancy in which the umbilical cord inserts into the fetal membranes, then travels within the membranes to the placenta, risking rupture of the exposed vessels.