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Search Result for "mushroom coral":
Wordnet 3.0

NOUN (1)

1. flattened disk-shaped stony coral (usually solitary and unattached);

The Collaborative International Dictionary of English v.0.48:

Mushroom \Mush"room\, a. 1. Of or pertaining to mushrooms; as, mushroom catchup. [1913 Webster] 2. Resembling mushrooms in rapidity of growth and shortness of duration; short-lived; ephemerial; as, mushroom cities. [1913 Webster] Mushroom anchor, an anchor shaped like a mushroom, capable of grasping the ground in whatever way it falls. Mushroom coral (Zool.), any coral of the genus Fungia. See Fungia. Mushroom spawn (Bot.), the mycelium, or primary filamentous growth, of the mushroom; also, cakes of earth and manure containing this growth, which are used for propagation of the mushroom. mushroom cloud, a cloud of smoke rising and then spreading laterally to take on the shape of a mushroom -- caused by large fires or explosions, esp. nuclear explosions. [1913 Webster +PJC]
WordNet (r) 3.0 (2006):

mushroom coral n 1: flattened disk-shaped stony coral (usually solitary and unattached)