from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun any igneous rock with crystals embedded in a finer groundmass of minerals
Sorry, no etymologies found.
Help support Wordnik (and make this page ad-free) by adopting the word porphyritic rock.
Sorry, no example sentences found.
Log in or sign up to get involved in the conversation. It's quick and easy.