velum

noun
ve·​lum | \ ˈvē-ləm How to pronounce velum (audio) \
plural vela\ ˈvē-​lə How to pronounce vela (audio) \

Definition of velum

1 : a membrane or membranous part resembling a veil or curtain: such as
b : an annular membrane projecting inward from the margin of the bell in some jellyfishes (such as the hydromedusae)
2 : a swimming organ that is especially well developed in the later larval stages of many marine gastropods

First Known Use of velum

1753, in the meaning defined at sense 1

History and Etymology for velum

borrowed from Latin vēlum "awning, curtain"; in sense 1a short for New Latin vēlum palātī or vēlum palātīnum, literally, "curtain of the palate" — more at veil entry 1

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Time Traveler for velum

Time Traveler

The first known use of velum was in 1753

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Cite this Entry

“Velum.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/velum. Accessed 19 January 2020.

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More Definitions for velum

velum

noun
ve·​lum | \ ˈvē-ləm How to pronounce velum (audio) \
plural vela\ -​lə How to pronounce vela (audio) \

Medical Definition of velum

: a membrane or membranous part resembling a veil or curtain: as

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