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

• 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 psychiatry concerned with psychological methods

• the treatment of mental or emotional problems by psychological means

• the operation of introducing a catheter into the body