limestone or marble composed of fossil corals.
单词 | θ5569 |
释义 | the world > the earth > structure of the earth > constituent materials > rock > concretion or petrifaction > [noun] > coral > specific (7) coral-stone1607 limestone or marble composed of fossil corals. mushroom stone1668 (a) A coral, or fossil coral, with a skeleton resembling a fungus (cf. mushroom coral n. at mushroom, n. adj.compounds 2). Obsolete. (b) A piece of… starry stone1677 any of various fossilized stony corals (order Scleractinia); cf. star stone, n. 2. mushroom coral1681 (originally) any coral having a skeleton shaped like a fungus; (later) spec. a member of the family Fungiidae of scleractinian corals, esp. Fungia fun… stone-mushroom1687 ? = mushroom coral n. at mushroom, n. adj.compounds 2. organ-pipe coral1833 a tropical coral of the genus Tubipora (order Stolonifera), which forms arrays of narrow calcareous tubes linked by transverse plates; cf. earlier o… Neptune's cup1839 A soft coral of the genus Alcyonium which forms cup-shaped colonies. Obsolete. |
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