American Heritage® Dictionary of the English Language, Fourth Edition
- n. A perforated platelike structure in most echinoderms that forms the intake for their water-vascular systems.
Century Dictionary and Cyclopedia
- n. Fossil madrepore.
- n. In echinoderms, the madreporic body or tubercle; the interradial aboral porous plate at the termination of the madreporic canals.
- Same as madreporic.
GNU Webster's 1913
- n. (Paleon.) A fossil coral.
- n. (Zoöl.) The madreporic plate of echinoderms.
- madrepore + -ite (Wiktionary)
- So called because the perforations resemble those of a madrepore. (American Heritage® Dictionary of the English Language, Fourth Edition)
“Other identifications, such as greco scritto, fior di pesco, lumachella or madreporite rossa di sibilio, karacabey siyah mermer, and bigio antico, are less positive and have to be backed up by archaeometrical analysis.”
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This quickly got bigger and weirder than originally intended, so now it's housing terms that relate to the study of dinosaurs and other prehistoric creatures. See also Dinosaurs, Pterosaurs, Ichthy...
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