porphyry

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por·phy·ry

 (pôr′fə-rē)
n. pl. por·phy·ries
1. Any of various varieties of reddish-purple rock, often containing light-colored crystals, used as a decorative stone.
2. Geology Rock containing relatively large conspicuous crystals, especially of feldspar, in a fine-grained igneous matrix.

[Middle English porphiri, porfurie, purplish-red porphyry, from Old French porfire, from Italian porfiro, from Medieval Latin porphyrium, from Latin porphyrītēs, from Greek porphurītēs, from porphurā, mollusk yielding Tyrian purple, Tyrian purple garment; see purple.]

porphyry

(ˈpɔːfɪrɪ)
n, pl -ries
1. (Geological Science) any igneous rock with large crystals embedded in a finer groundmass of minerals
2. (Geological Science) obsolete a reddish-purple rock consisting of large crystals of feldspar in a finer groundmass of feldspar, hornblende, etc
[C14 porfurie, from Late Latin porphyrītēs, from Greek porphuritēs (lithos) purple (stone), from porphuros purple]

Porphyry

(ˈpɔːfɪrɪ)
n
(Biography) original name Malchus. 232–305 ad, Greek Neo-Platonist philosopher, born in Syria; disciple and biographer of Plotinus

por•phy•ry

(ˈpɔr fə ri)

n., pl. -ries.
1. a very hard rock, anciently quarried in Egypt, having a dark, purplish red groundmass containing small crystals of feldspar.
2. any igneous rock containing coarse crystals, as phenocrysts, in a finer-grained groundmass.
[1350–1400; Middle English porfurie, porfirie < Medieval Latin porphyreum, alter. of Latin porphyrītēs < Greek porphyritēs (líthos) porphyritic (i.e., purplish) stone =pórphyr(os) purple + -ītēs; see -ite1]
por`phy•rit′ic (-ˈrɪt ɪk) adj.

por·phy·ry

(pôr′fə-rē)
A fine-grained igneous rock containing some relatively large crystals, especially of feldspar.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.porphyry - any igneous rock with crystals embedded in a finer groundmass of mineralsporphyry - any igneous rock with crystals embedded in a finer groundmass of minerals
groundmass - (geology) the matrix of fine-grained crystalline material in which larger crystals are embedded
igneous rock - rock formed by the solidification of molten magma
Translations

porphyry

[ˈpɔːfɪrɪ] Npórfido m

porphyry

nPorphyr m
References in periodicals archive ?
The Orthodox Church of St Porphyrius is the oldest church in Gaza, dating to the 1150s, in Al-Zaytun Quarter of the Old City.
But it is the Darraj neighbourhood which is home to some of Gaza's oldest buildings, including the Grand Omari Mosque and the Church of Saint Porphyrius, both of them in good condition.
Prior to her beheading--complete with signs of holiness, such as the milk that flows in her veins in lieu of blood--Catherine converts the Empress and a knight named Porphyrius.
but also of the identity thesis associated with Porphyry, editor of Plotinus--in a recent article on Porphyrius arabicus Peter Adamson has suggested reasons for this association--this posed a problem for later advocates of the identity thesis such as Mull d Sada Therefore, his fundamental task was to show not only that "Aristotle" and al-Fdrilbi (read in a partial way) were correct, but also that Ibn Sind's critique was unsound.