American Heritage Dictionary
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Century Dictionary
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All around is a sea of mounds covered with sand, where the houses stood, mostly built of madrepore, and laid out in streets.— Southern Arabia
Without any doubt, it is the most original building in the world; it recalls nothing that you have ever seen and it belongs to no style whatever: you might call it a gigantic madrepore, a colossal formation of crystals, or a grotto of stalactites inverted But let us not search for comparisons to give an idea of something that has no prototype.— Russia As Seen and Described by Famous Writers
[2 Footnote 1: Dr. Gardner Footnote 2: In the maritime provinces lime for building is obtained by burning the coral and madrepore, which for this purpose is industriously collected by the fishermen during the intervals when the wind is off shore Along the western coast, from Point-de-Galle to Chilaw, breccia is found near the shores, from the agglutination of corallines and shells mixed with sand, and the disintegrated particles of gneiss.— Ceylon; an Account of the Island Physical, Historical, and Topographical with Notices of Its Natural History, Antiquities and Productions, Volume 1 (of 2)
I could observe groups and clusters of coloured coral and madrepore- stone, whose magnificence challenges all description.— A Woman's Journey Round the World
A cautious writer, Mr. Dana, whose extensive study of corals and coral reefs makes him an eminently competent judge, states his conclusion in the following terms The rate of growth of the common branching madrepore is not over one and a half inches a year.— Critiques and Addresses

American Heritage Dictionary (1)
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