Um·bel·lu·la | \ˌəmˈbelyələ\

Definition of Umbellula 

: a genus (the type of the family Umbellulidae) of deep-sea alcyonarians consisting of a cluster of large flowerlike polyps at the summit of a long slender stem that stands upright in the mud and is supported by a bulbous base

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History and Etymology for Umbellula

New Latin, diminutive of umbella umbel

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to reject or criticize sharply

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