15-Letter Words Containing: A,A,C,H,R,S,T

• a garment similar to a jacket that is used to bind the arms tightly against the body as a means of restraining a violent person

• The fused head and thorax of spiders and crustaceans

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

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