13-Letter Words Containing: A,R,T,P,H,O,N,E

• a polyhedron whose faces are trapeziums

• an immunosuppressive drug (trade name Imuran) used to prevent rejection of a transplanted organ

• Any therapy based on the circadian rhythm or other cyclical schedule.

• therapy designed to produce immunity to a disease or to enhance resistance by the immune system

• of or relating to the craft of making fireworks

• (botany) the development of a fruit without fertilization or seeds