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Webster 1913 Edition

Porphyraceous

Porˊphy-ra′ceous

,

Adj.

Porphyritic.

Webster 1828 Edition

Porphyraceous

PORPHYRA'CEOUS

,

Adj.

[See Porphyry.] Pertaining to porphyry; resembling porphyry.

1.

Containing or composed of porphyry; as porphyraceous mountains.