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

• The fused head and thorax of spiders and crustaceans

• 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

• roentgenography of the brain after spinal fluid has been replaced by a gas (usually oxygen); produces an encephalogram

• the operation of introducing a catheter into the body