porphyritic

adjective por·phy·rit·ic \ ˌpȯr-fə-ˈri-tik \

Definition of porphyritic

1 :of or relating to porphyry
2 :having distinct crystals (as of feldspar) in a relatively fine-grained base

Origin and Etymology of porphyritic

Middle English porphiritike, from Medieval Latin porphyriticus, from Greek porphyritikos, from porphyritēs (lithos) porphyry


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