nephelinite
noun
neph·e·lin·ite ˈne-fə-lə-ˌnīt 
: a silica-deficient igneous rock having nepheline as the predominant mineral
nephelinitic
ˌne-fə-lə-ˈni-tik
adjective 
Word History
Etymology
International Scientific Vocabulary
First Known Use
circa 1863, in the meaning defined above
- concretization
- concretizations
- concretize
- concretized
- concretizes
- concretizing
- concretor
- concretum
- concrewed
- concrewing
- concrews
- concubinage
- concubinages
- concubinal
- concubinarian
- concubinary
- concubinate
- concubine
- concubines
- concubitants
- conculcate
- concupiscence
- concupiscences
- concupiscent
- concupiscently