UMBONAL
- rounded elevation as
- inward projection of the tympanic membrane of the ear
- having the shape or appearance of an umbo; bosslike
- of, pertaining to, or near the umbo
- pertaining to an umbo (the rounded elevation at the centre of a shield) [adj]
- the boss of a shield
- UMBO, the rounded elevation at the center of a shield [adj]
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