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porphyraceous
porphyraceous, a. ? Obs. rare. (pɔːfɪˈreɪʃəs) [f. porphyr- + -aceous.] Of the nature of or allied to porphyry; porphyritic.1799 Kirwan Geol. Ess. 207 Charpentier mentions a sort of stone which he calls porphyraceous, though he does not ascribe felspar to it. Hence 1828 in Webster; and in mod. Dicts.
Oxford English Dictionary
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porphyrogenetic
porphyrogenetic, a. (ˌpɔːfɪrəʊdʒɪˈnɛtɪk) [f. porphyr-, porphyro- + genetic.] Producing or generating porphyry.1882 in Ogilvie (Annandale).
Oxford English Dictionary
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porphyrize
porphyrize, v. (ˈpɔːfɪraɪz) [f. porphyr- + -ize. So, in sense 1, F. porphyriser (Dict. Trévoux).] 1. trans. To pound or triturate on a slab of porphyry or the like.1747 tr. Astruc's Fevers 151 The iron is reduced to an impalpable powder, which must be porphyrized, and ordered as occasion requires. 2...
Oxford English Dictionary
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porphyric
▪ I. porphyric, a.1 Geol. rare. (pɔːˈfɪrɪk) [f. porphyr- + -ic: in mod.F. porphyrique.] = porphyritic.1824 J. Hodgson in J. Raine Mem. (1858) II. 43 The bold red seared line of porphyric hills lying east and west.▪ II. porphyric, a.2 Chem. (pɔːˈfɪrɪk) [f. Gr. πόρϕυρ-ος purple + -ic.] In porphyric ac...
Oxford English Dictionary
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porphyrite
▪ I. porphyrite, n.1 (ˈpɔːfɪraɪt) Also 6 -phirite, 7 -phyrit, -pherite. [ad. L. porphyrītēs a purple-coloured precious stone in Egypt (Pliny), ad. Gr. πορϕυρίτης adj. like purple, π. λίθος stone of this colour, porphyry, f. πόρϕυρ-ος purple: see porphyr- and -ite1 b. So mod.F. porphyrite, in sense 2...
Oxford English Dictionary
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porphyro-
porphyr-, porphyro- repr. Gr. πορϕυρ(ο-, comb. stem of πόρϕυρο-ς purple, and its derivatives; in Eng. (and other mod. langs.) a formative element, in senses ‘purple’ and ‘porphyry’, as in porphyr-aceous, porphyr-ite, porphyr-ize, porphyro-genetic, etc. ˌporphyroˈblastic a. Petrol. [ad. G. porphyrobl...
Oxford English Dictionary
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