Pronunciation: (id"ē-u-môr'fik), [key]
1. Also,euhedral.(in a rock) noting or pertaining to a mineral constituent having its own characteristic outward crystalline form unaltered by the other constituents of the rock; automorphic.
2. having its own characteristic form.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.