brain coral

noun

any of several reef-building corals of the genus Meandrina, having a highly convoluted and furrowed surface.

Origin of brain coral

First recorded in 1700–10

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for brain coral

Historical Examples of brain coral

This species is commonly known as brain-coral or brain-stone.
The Sea-beach at Ebb-tide
Augusta Foote Arnold

British Dictionary definitions for brain coral

brain coral

noun

a stony coral of the genus Meandrina, in which the polyps lie in troughlike thecae resembling the convoluted surface of a human brain

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012