15-Letter Words Containing: R,R,O,O

• a crystalline amino acid obtained from gelatin or collagen

• a drug (trade name Thorazine) derived from phenothiazine that has antipsychotic effects and is used as a sedative and tranquilizer

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

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

• embodying in an outward form

• A photograph so reduced in size that it must be viewed through a lens or a microscope.

• A photograph taken through a microscope, an enlarged picture of a very small item or area; a photomicrograph.

• To create such a photograph

• of or relating to chromatography