LATIN DICTIONARYLexicon Latīnum
noun · masculinethird declension

umbō

umbō m (genitive umbōnis)
Classical[ˈʊm.boː]Ecclesiastical[ˈum.bo]

Meaning

  1. boss (of a shield, etc.)
  2. elbow (or similar projecting part)

Latīnē defined in Latin in our graded readers

Declension

declension
formsingularplural
nominativeumbōumbōnēs
genitiveumbōnisumbōnum
dativeumbōnīumbōnibus
accusativeumbōnemumbōnēs
ablativeumbōneumbōnibus
vocativeumbōumbōnēs

umbo, ōnis, m. kindr. with ἄμβων, ὀμφαλός, umbilicus; Germ. Nabel; Engl. navel; prop. any convex elevation; hence,
I. A boss of a shield, Enn. ap. Macr. S. 6, 3 (Ann. v. 432 Vahl.); Verg. A. 2, 546: scutis magis quam gladiis geritur res: umbonibus incussāque alā sternuntur hostes, Liv. 9, 41, 18.—
B. Transf., a shield (in prose not ante-Aug.; syn. clipeus), Verg. A. 7, 633; 9, 810; 10, 884; Sil. 4, 354; Liv. 4, 19, 5; 30, 34, 3; Auct. ap. Quint. 8, 5, 24: junctae umbone phalanges, Juv. 2, 46; cf. Luc. 6, 192: umbone se protegere, Just. 33, 2.— Trop.: judicialis, Val. Max. 8, 5, 4.—
II. The elbow, Mart. 3, 46, 5; Stat. Th. 2, 670; Suet. Caes. 68 fin.—
III. A promontory, Stat. Achill. 1, 408.—Hence, transf., Isthmius, the Isthmus of Corinth, Stat. Th. 7, 15. —
IV. A projecting boundary-stone in fields, Stat. Th. 6, 352.—
V. A projecting part of a precious stone, a knob, boss, Plin. 37, 6, 23, § 88.—
VI. The full part or swelling of a garment, Tert. Pall. 5.—Hence, transf.: umbo candidus, a toga, Pers. 5, 33.

Origins

From Proto-Indo-European *h₃émbʰō ~ *h₃m̥bʰ-n-és, from the root *h₃m̥bʰ- (“navel; nave, hub”). Particularly close cognate with Proto-Germanic *ambô (“belly; paunch”).

Descendants
  • Englishumbo
  • Italianumbone
  • Englishumbonefrom Italian umbone
  • TranslingualUmbonium

In English words that came into English from umbō

  • umboumbō
  • umboneumbō
  • umbonateumbōnātus

Quick answers

What does umbō mean in Latin?
umbō, a noun, means “boss (of a shield, etc.); elbow (or similar projecting part)”.
What is the genitive of umbō?
The genitive singular is umbōnis. umbō is masculine, third declension.
How do you pronounce umbō?
In classical Latin, [ˈʊm.boː]; in ecclesiastical (church) Latin, [ˈum.bo].
Which English words come from umbō?
English words that go back to Latin umbō include umbo, umbone and umbonate.