velum

noun ve·lum \ ˈvē-ləm \

Definition of velum

plural vela play \ˈvē-lə\
1 : a membrane or membranous part resembling a veil or curtain: such as
b : an annular membrane projecting inward from the margin of the umbrella 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

Origin and Etymology of 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 1veil


Medical Dictionary

velum

noun ve·lum \ ˈvē-ləm \

medical Definition of velum

plural vela play \-lə\
: a membrane or membranous part resembling a veil or curtain: as

Seen and Heard

What made you want to look up velum? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to remove or wipe out

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!