Also found in: Thesaurus, Encyclopedia, Wikipedia.


Any of various hard corals of the genus Madrepora or of the order Scleractinia (formerly Madreporaria).

[Italian madrepora : madre, mother (from Latin māter, mātr-; see māter- in Indo-European roots) + -pora (alteration of poro, tufa, pore, from Late Latin porus, passageway; see pore2, or from Latin pōrus, calcareous stone, stalactite, from Greek pōros).]

mad′re·po′ri·an adj.
mad′re·por′ic adj.


(Zoology) any coral of the genus Madrepora, many of which occur in tropical seas and form large coral reefs: order Zoantharia
[C18: via French from Italian madrepora mother-stone, from madre mother + -pora, from Latin porus or Greek poros calcareous stone, stalactite]
ˌmadreˈporal, madreporic, madreporitic, ˌmadreˈporian adj


(ˈmæd rəˌpɔr, -ˌpoʊr)

any coral of the order Madreporaria forming reefs or islands in tropical seas.
[1745–55; < French]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.madrepore - corals having calcareous skeletons aggregations of which form reefs and islandsmadrepore - corals having calcareous skeletons aggregations of which form reefs and islands
coral - marine colonial polyp characterized by a calcareous skeleton; masses in a variety of shapes often forming reefs
brain coral - massive reef-building coral having a convoluted and furrowed surface
staghorn coral, stag's-horn coral - large branching coral resembling antlers
mushroom coral - flattened disk-shaped stony coral (usually solitary and unattached)
References in periodicals archive ?
Si ripetono, da ultimo, le metafore con cui si descrive la citta di Roma: "grande bosco", "foresta cittadina" e soprattutto "splendida conchiglia" o "conchiglia barocca", che "sopporta incrostazioni, madrepore, parassiti, senza perdere la sua forza armoniosa".
Meme l'auteur ne resiste pas a la tentation de se mettre en scene et, dans Madrepore ou l'architecte imaginaire, il erre a travers l'espace et le temps, assumant plusieurs identites, dont celle d'un etudiant de philosophie.
A madrepore is a kind of coral; a radiated organism similar to a star fish; a vermicular organism, a worm.
These piles of clay, like madrepore (1) launched upon the dark waters of the Styx for an uncertain after- life, these altars or recumbent statues due to leave for a long journey seem to question us before the last great leap, they are saying goodbye to us with soothing words.
Da quei pozzi, da quelle ciminiere sopra templi e necropoli, da quei sottosuoli d'ammassi di madrepore e di ossa, di tufi scanalati, cocci dipinti, dall'acropoli sul colle difesa da muraglie, dalla spiaggia aperta a ogni sbarco .
On the coast of Africa, and especially off the Canary Islands, the community has a bathymetric distribution similar to that in the Mediterranean, although between 197-394 ft (60-120 m) depth there is a similar structural base, in which the dominant upright species are red madrepore Dendropyhyllia ramea, the black coral Antipathes wollastoni, and the zooantharian Gerardia savaglia.