— nephelinitic /nef'euh leuh nit"ik/ , adj.
/nef"euh leuh nuyt'/ , n. Petrog.
a fine-grained, dark rock of volcanic origin, essentially a basalt containing nepheline but no feldspar and little or no olivine.
[ 1860-65; NEPHELINE + -ITE 1 ]
— nephelinitic /nef'euh leuh nit"ik/ , adj.
/nef"euh leuh nuyt'/ , n. Petrog.
a fine-grained, dark rock of volcanic origin, essentially a basalt containing nepheline but no feldspar and little or no olivine.
[ 1860-65; NEPHELINE + -ITE 1 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012