noun (plural vela) Etymology: New Latin, from Latin, curtain Date: 1753 a membrane or membranous part resembling a veil or curtain: as, soft palate , an annular membrane projecting inward from the margin of the umbrella in some jellyfishes (as the hydromedusae), a swimming organ that is especially well developed in the later larval stages of many marine gastropods
VELUM
Meaning of VELUM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012