Definitions for umboˈʌm boʊ; ʌmˈboʊ niz

This page provides all possible meanings and translations of the word umbo

Random House Webster's College Dictionary

um•boˈʌm boʊ; ʌmˈboʊ niz(n.)(pl.)um•bo•nes; um•bos.

  1. a boss on a shield.

    Category: Heraldry

  2. any similar boss or protuberance.

  3. the beak of a bivalve shell; the protuberance of each valve above the hinge.

    Category: Zoology

  4. the raised area on the inner surface of the tympanic membrane, where the malleus is attached.

    Category: Anatomy

Origin of umbo:

1715–25; < L umbō; akin to umbilīcus (see umbilicus )

um′bo•nate-nɪt, -ˌneɪt(adj.)

Princeton's WordNet

  1. umbo(noun)

    a slight rounded elevation where the malleus attaches to the eardrum

Wiktionary

  1. umbo(Noun)

    A boss, or rounded elevation, or a corresponding depression, in a palate, disk, or membrane; as, the umbo in the integument of the larvu00E6 of echinoderms or in the tympanic membrane of the ear.

  2. umbo(Noun)

    One of the lateral prominence just above the hinge of a bivalve shell.

  3. umbo(Noun)

    A bump or protrusion on the top of the cap.

  4. umbo(Noun)

    The boss of a shield, at or near the middle, and usually projecting, sometimes in a sharp spike.

  5. Origin: Borrowed from umbo

Webster Dictionary

  1. Umbo(noun)

    the boss of a shield, at or near the middle, and usually projecting, sometimes in a sharp spike

  2. Umbo(noun)

    a boss, or rounded elevation, or a corresponding depression, in a palate, disk, or membrane; as, the umbo in the integument of the larvae of echinoderms or in the tympanic membrane of the ear

  3. Umbo(noun)

    one of the lateral prominence just above the hinge of a bivalve shell

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