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WordReference Random House Unabridged Dictionary of American English © 2024por•phy•ry (pôr′fə rē),USA pronunciation n., pl. -ries. - Rocksa very hard rock, anciently quarried in Egypt, having a dark, purplish-red groundmass containing small crystals of feldspar.
- Rocks[Petrol.]any igneous rock containing coarse crystals, as phenocrysts, in a finer-grained groundmass.
- Greek porphyrí̄tēs porphyry, short for porphyrí̄tēs líthos porphyritic (i.e., purplish) stone, equivalent. to pórphyr(os) purple + -ītēs; see -ite1
- Medieval Latin porphyreum, alteration of Latin porphyrītēs
- Middle English porfurie, porfirie 1350–1400
- Biographicala.d.c233–c304, Greek philosopher.
Por•phyr•e•an (pôr fēr′ē ən),USA pronunciation adj. Por•phyr′i•an, adj., n. Por•phyr′i•an•ist, n. Collins Concise English Dictionary © HarperCollins Publishers:: porphyry /ˈpɔːfɪrɪ/ n ( pl -ries)- any igneous rock with large crystals embedded in a finer groundmass of minerals
- obsolete a reddish-purple rock consisting of large crystals of feldspar in a finer groundmass of feldspar, hornblende, etc
Etymology: 14th Century porfurie, from Late Latin porphyrītēs, from Greek porphuritēs (lithos) purple (stone), from porphuros purple Collins Concise English Dictionary © HarperCollins Publishers:: Porphyry /ˈpɔːfɪrɪ/ n - original name Malchus. 232–305 ad, Greek Neo-Platonist philosopher, born in Syria; disciple and biographer of Plotinus
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