və̇ˈla(a)rēəm noun
( plural velar·ia -ēə)
Etymology: Latin, from velum veil
1. : an awning over an ancient Roman theater or amphitheater
2.
[New Latin, from Latin]
: the velum that occurs in various scyphozoans and cubomedusans and that differs from that of hydrozoa in containing endoderm-lined canals