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

• 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

• radiography using X-rays and xerographic (rather than roentgenographic) techniques

• equipment that enables a sophisticated separation, e.g. gas chromatographic or liquid chromatographic separation.