Umbo may refer to:
Anatomy
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Umbo (eye)
The foveola is located within a region called the macula, a yellowish, cone photoreceptor filled portion of the human retina. Approximately 0.35 mm in diameter, the foveola lies in the center of the fovea and contains only cone cells and a c ...
, tiny depression in the center of the foveola corresponding to the foveal reflex
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Umbo of tympanic membrane
In the anatomy of humans and various other tetrapods, the eardrum, also called the tympanic membrane or myringa, is a thin, cone-shaped membrane that separates the external ear from the middle ear. Its function is to transmit sound from the air ...
, the central, most inverted portion of the eardrum
Flora and fauna
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Umbo (bivalve), part of a bivalve shell which was formed when the animal was a juvenile
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Umbo (conifer cone), the first year's growth of a seed scale on a conifer cone, showing up as a protuberance at the end of the two-year-old scale
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Umbo (mycology), at the top of some mushrooms
Other
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Otto Umbehr
Umbo, born Otto Maximilian Umbehr (January 18, 1902 – May 13, 1980), was a German photojournalist and artist who had studied in the Bauhaus and worked as a photojournalist for the Wehrmacht in World War II. After the end of it, he had to endure ...
(1902–1980), a German photographer known as "Umbo"
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shield boss
A shield boss, or umbo, is a round, convex or conical piece of material at the centre of a shield. Shield bosses (or sometimes, just "bosses") are usually made of thick metal but could also be made of wood. The boss was originally designed to de ...
, a round, convex, or conical piece of material at the center of a shield
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