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
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.
from The American Heritage Dictionary of the English Language, 4th Edition
The boss or knob at the center of a shield.
from The American Heritage Dictionary of the English Language, 4th Edition
The boss of a shield.
from Free Scrabble Dictionary
a rounded elevation as.
from Free Scrabble Dictionary
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