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Porphyry

[pawr-fuh-ree] /ˈpɔr fə ri/
noun
1.
(Malchus) a.d. c233–c304, Greek philosopher.
Related forms
Porphyrean
[pawr-feer-ee-uh n] /pɔrˈfɪər i ən/ (Show IPA),
adjective
Porphyrian, adjective, noun
Porphyrianist, noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for porphyrean

porphyry

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

Porphyry

/ˈpɔːfɪrɪ/
noun
1.
original name Malchus. 232–305 ad, Greek Neo-Platonist philosopher, born in Syria; disciple and biographer of Plotinus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for porphyrean

porphyry

n.

type of ornamental stone, late 14c., porfurie, from Old French porfire, from Italian porfiro and in some cases directly from Latin porphyrites, a purple semi-precious stone quarried near the Red Sea in Egypt, from Greek porphyrites (lithos) "the purple (stone)," from porphyra (n.) "purple, purple dye" (see purple). Spelling Latinized mid-15c. Now used generally for a type of igneous rock without regard to color. Porphyrios was an ancient proper name.

Online Etymology Dictionary, © 2010 Douglas Harper
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porphyrean in Science
porphyry
  (pôr'fə-rē)   
An igneous rock containing the large crystals known as phenocrysts embedded in a fine-grained matrix.

porphyritic adjective (pôr'fə-rĭt'ĭk)
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for porphyrean

Porphyry

Neoplatonist Greek philosopher, important both as an editor and as a biographer of the philosopher Plotinus and for his commentary on Aristotle's Categories, which set the stage for medieval developments of logic and the problem of universals. Boethius' Latin translation of the introduction (Isagoge) became a standard medieval textbook.

Learn more about Porphyry with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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