15-Letter Words Containing: P,O,R,T,R,A,Y

• The use of pharmaceuticals to treat disease

• extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds

• Branch of psychiatry concerned with the prevention of mental illness, especially in the young

• the branch of science that studies the formation and structure of crystals

• the branch of medicine dealing with mental disorders attributable to diseases of the nervous system

• a medical instrument that records the electrical waves associated with the activity of skeletal muscles

• the abstract capability of being programmable.