— ophitic /oh fit"ik/ , adj.
/of"uyt, oh"fuyt/ , n. Petrol.
a diabase in which elongate crystals of plagioclase are embedded in pyroxene.
[ 1350-1400; ME ophites ophites serpentine stone ophítes ( líthos ) serpentine (stone), equiv. to óph ( is ) serpent + -ítes -ITE 1 ]