Definify.com
Webster 1913 Edition
Velum
‖
1.
(Anat.)
A curtain or covering; – applied to various membranous partitions, especially to the soft palate. See under
Palate
. 2.
(Bot.)
(a)
(b)
A thin membrane surrounding the sporocarps of quillworts
Isoetes
). 3.
(Zool.)
A veil-like organ or part.
Especially: (a)
The circular membrane that partially incloses the space beneath the umbrella of hydroid medusae.
(b)
A delicate funnel-like membrane around the flagellum of certain Infusoria. See Illust. a of
Protozoa
. Definition 2024
velum
velum
See also: vellum
English
Noun
velum (plural vela or velums)
- A thin membrane, resembling a veil, such as:
- (anatomy) The soft palate.
- (botany) A thin membrane partially covering the cluster of sporangia near the leaf base in quillworts and their extinct relatives.
- (mycology) A veil-like membrane of immature mushrooms extending from the margin of the cap to the stem and is torn by growth, to reveal the gills.
- (malacology) A locomotory and feeding organ provided with cilia found in the larval stage of bivalves.
- (zoology) A circular membrane round the cap of medusa.
- A delicate membrane found on certain protists.
- (meteorology) An accessory cloud resembling a veil extending over a large distance. Normally associated with cumulus and cumulonimbus.
Related terms
Latin
Etymology
From Proto-Indo-European *weg- (“to weave a web”) or *weǵʰ- (“to ride”), thus "that which propels" (compare its diminutive noun vexillum, as in pālus, paxillus).
Alternative forms
- uelum
Pronunciation
- (Classical) IPA(key): /ˈweː.lum/, [ˈweː.lũ]
Noun
vēlum n (genitive vēlī); second declension
Inflection
Second declension.
Case | Singular | Plural |
---|---|---|
nominative | vēlum | vēla |
genitive | vēlī | vēlōrum |
dative | vēlō | vēlīs |
accusative | vēlum | vēla |
ablative | vēlō | vēlīs |
vocative | vēlum | vēla |
Derived terms
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Related terms
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Descendants
References
- velum in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- velum in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- VELUM in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
- Félix Gaffiot (1934), “velum”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.
- Meissner, Carl; Auden, Henry William (1894) Latin Phrase-Book, London: Macmillan and Co.
-
(ambiguous) to put to sea: vela in altum dare (Liv. 25. 27)
-
(ambiguous) to set the sails: vela facere, pandere
-
(ambiguous) to set the sails: vela dare
-
(ambiguous) to furl the sails: vela contrahere (also metaph.)
-
(ambiguous) sails and rigging: vela armamentaque
-
(ambiguous) to put to sea: vela in altum dare (Liv. 25. 27)
- velum in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers