15-Letter Words Containing: O,N,T,R,A,L,T,I

• a yellow crystalline antibiotic (trademark Terramycin) obtained from a soil actinomycete; used to treat various bacterial and rickettsial infections

• attributing to outside causes

• embodying in an outward form

• the formation of crystals

• a rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces

• a mental synthesis that becomes fixed or concrete by a process resembling crystal formation

• a journalist who presents a story primarily through the use of photographs

• the act of causing tribal people to abandon their customs and adopt urban ways of living

• the decline or termination of tribal organization

• bringing again into activity and prominence