umbilicus
English
Pronunciation
- IPA(key): /ˌʌmˈbɪlɪkəs/
- (UK) IPA(key): /ʌmbɪˈlʌɪkəs/
Audio (Southern England) (file)
Noun
umbilicus (plural umbilici or umbilicuses)
- (anatomy) navel
- (botany) hilum
- (zoology) A depression or opening in the center of the base of many spiral shells.
- (zoology) Either of the two apertures in the calamus of a feather.
- (space science) A tube connecting an astronaut or spacecraft to the mothership, through which supplies and samples can be transferred.
- 1966, Aerospace Technology Division, Soviet Biotechnology and Bioastronautics: Report, Library of Congress, page 10:
- The importance of the visual analyzer is further increased when the cosmonaut is in free space with only the slight support of an umbilicus.
- 1977, James W. Head, United States. National Aeronautics, Space Administration, Significant achievements in the planetary geology program, 1975-1976:
- Penetrators will be connected by an umbilicus to an afterbody containing imaging and meteorological instruments.
- 1994, Michael J. Nelson (head writer), "Girls Town", episode 601, Mystery Science Theater 3000
- How about a 270 mile tether to an orbiting satellite? Oh, you'd like that, wouldn't you? Frank! Prepare to receive the umbilicus!
- 2013, Treion Muller, Matthew Murdoch, The Webinar Manifesto: Never Design, Deliver, or Sell Lousy Webinars Again!, RosettaBooks, →ISBN:
- Ninety minutes into the twenty-six hour flight, Leonov opened the outer hatch and pushed himself out to the end of his 17-foot umbilicus — becoming the first man to walk in space.
- (geometry, obsolete) One of the foci of an ellipse or other curve.
- (geometry) A point of a surface at which the curvatures of the normal sections are all equal to each other.
- A sphere may be osculatory to the surface in every direction at an umbilicus.
- (historical) An ornamented or painted ball or boss fastened at each end of the stick on which manuscripts were rolled.
- 1763, William Massey, The Origin and Progress of Letters:
- The ends of the umbilicus were called cornua (i.e. horns) in Latin, and were usually adorned with some pretty device
Derived terms
Derived terms
- umbilical
- umbilical artery
- umbilical cord
- umbilical hernia
- umbilical vein
Translations
navel — see navel
Latin
Etymology
From Proto-Indo-European *h₃nóbʰōl (“navel”).[1]
Pronunciation
- (Classical) IPA(key): /um.biˈliː.kus/, [ʊmbɪˈlʲiːkʊs̠]
- (modern Italianate Ecclesiastical) IPA(key): /um.biˈli.kus/, [umbiˈliːkus]
Noun
umbilīcus m (genitive umbilīcī); second declension
Declension
Second-declension noun.
Case | Singular | Plural |
---|---|---|
Nominative | umbilīcus | umbilīcī |
Genitive | umbilīcī | umbilīcōrum |
Dative | umbilīcō | umbilīcīs |
Accusative | umbilīcum | umbilīcōs |
Ablative | umbilīcō | umbilīcīs |
Vocative | umbilīce | umbilīcī |
Descendants
- Balkan Romance:
- Italo-Romance:
- Padanian:
- Piedmontese: amburì
- Venetian: bonigolo, bunigolo
- Rhaeto-Romance:
- Island Romance:
- Sardinian: imbílicu, imbírigu
- Gallo-Romance:
- Ibero-Romance:
Borrowings:
References
- “umbilicus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- “umbilicus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- umbilicus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
- “umbilicus”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
- “umbilicus”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin
- De Vaan, Michiel (2008) Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 639
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