15-Letter Words Containing: P,H,R,A,S,Y

• the quality of being brachycephalic

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

• a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)

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