umbo.
/uhm-boh/US // ˈʌm boʊ //UK // (ˈʌmbəʊ) //
嗯哼,呒呒,呒呒呒
Definitions
n.noun · 名词
- 1.
plural um·bo·nes [uhm-boh-neez], /ʌmˈboʊ niz/, um·bos.
- ›a boss on a shield, as one at the center of a circular shield.
- ›any similar boss or protuberance.
- ›Zoology. the beak of a bivalve shell; the protuberance of each valve above the hinge.
- ›Anatomy. the depressed area on the outer surface of the tympanic membrane.
- ›a blunt or rounded protuberance arising from a surface, as on a pine cone scale.
Examples
One species (C. discors) is pale green, with radiating lines from umbo to margin.
The hand was protected by a hollow conical boss or umbo, fixed to the wood by its brim, but projecting considerably.
It is a light pelagic form, with paper-like plates and angularly bent carina, with a prominent umbo.
One is in the Spanish-Moorish style and of a convex shape, with iron bordering and umbo, and a lining of yellow brocade.
The paracentesis knife is inserted boldly through the membrane a little behind and above the umbo.
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