15-Letter Words Containing: I,S,S,T,R,I,A

• a stabilizer consisting of a heavy gyroscope that spins on a vertical axis; reduces side-to-side rolling of a ship or plane

• therapist who treats injury or dysfunction with exercises and other physical treatments of the disorder

• therapy that uses physical agents: exercise and massage and other modalities

• assimilation of Western culture; the social process of becoming familiar with or converting to the customs and practices of Western civilization