umbones
noun
Meaning
- A boss, or rounded elevation, or a corresponding depression, in a palate, disk, or membrane. For example the umbo in the integument of the larvæ of echinoderms or in the tympanic membrane of the ear.
- One of the lateral prominences just above the hinge of a bivalve shell.
- A bump or protrusion on the top of the cap.
- The boss of a shield, at or near the middle, and usually projecting, sometimes in a sharp spike.
Etymology / origin
No prose etymology has been added yet.
No ancestor words have been linked yet.
Related words
Descendant words
No descendant words have been linked yet.