PORPHYRACEOUS
Por`phy*ra"ceous, a.
Defn: Porphyritic.
PORPHYRE
Por"phyre, n.
Defn: Porphyry. [Obs.] Locke.
PORPHYRITE
Por"phy*rite, n. (Min.)
Defn: A rock with a porphyritic structure; as, augite porphyrite.
PORPHYRITIC
Por`phy*rit"ic, a. Etym: [Cf. F. porphyritique.] (Min.)
Defn: Relating to, or resembling, porphyry, that is, characterized by the presence of distinct crystals, as of feldspar, quartz, or augite, in a relatively fine-grained base, often aphanitic or cryptocrystalline.
PORPHYRIZATION
Por`phy*ri*za"tion, n.
Defn: The act of porphyrizing, or the state of being porphyrized.