umbo
Kelime Anlamı :

1. kalkan ortasında bulunan yumru.
2. kalkan üstündeki kabartma.
3. Kulakzarının dış yüzündeki çıkıntı.
4. (Umbones).
5. Çıkıntı.
6. Yumru (topuz) şeklinde, düğme gibi.
Tanımlar :
1. the boss or knob at the center of a shield.
2. biology A knoblike protuberance arising from a surface, as the prominence near the hinge of a bivalve shell or the projection at the scale tip of a seed-bearing cone.
3. anatomy A small projection at the center of the outer surface of the eardrum.
from The American Heritage® Dictionary of the English Language, 4th Edition
1. A boss, or rounded elevation, or a corresponding depression, in a palate, disk, or membrane; as, the umbo in the integument of the larvæ of echinoderms or in the tympanic membrane of the ear.
2. one of the lateral prominence just above the hinge of a bivalve shell.
3. A bump or protrusion on the top of the cap.
4. the boss of a shield, at or near the middle, and usually projecting, sometimes in a sharp spike.
from Wiktionary, Creative Commons Attribution/Share-Alike License
1. the boss of a shield, at or near the middle, and usually projecting, sometimes in a sharp spike.
2. A boss, or rounded elevation, or a corresponding depression, in a palate, disk, or membrane.
3. one of the lateral prominences just above the hinge of a bivalve shell.
from the GNU version of the Collaborative International Dictionary of English
1. the boss of a shield, central in the case of a circular shield.
2. A boss or knob.
from The Century Dictionary and Cyclopedia
1. a slight rounded elevation where the malleus attaches to the eardrum
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.