PORPHYRITIC ROCK

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does porphyritic rock mean? 

• PORPHYRITIC ROCK (noun)
  The noun PORPHYRITIC ROCK has 1 sense:

1. any igneous rock with crystals embedded in a finer groundmass of minerals

  Familiarity information: PORPHYRITIC ROCK used as a noun is very rare.

 Dictionary entry details 

• PORPHYRITIC ROCK (noun)

Sense 1

Meaning:

Any igneous rock with crystals embedded in a finer groundmass of minerals

Classified under:

Nouns denoting substances

Synonyms:

porphyritic rock; porphyry

Hypernyms ("porphyritic rock" is a kind of...):

igneous rock (rock formed by the solidification of molten magma)

Meronyms (substance of "porphyritic rock"):

groundmass ((geology) the matrix of fine-grained crystalline material in which larger crystals are embedded)