15-Letter Words Containing: O,O,N,I,A

• a performance given extempore without planning or preparation

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

• the relation that exists when things occur at the same time

• an adjustment that causes something to occur or recur in unison

• coordinating by causing to indicate the same time

• the anterior lobe of the pituitary body; primarily glandular in nature

• a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes

• regarding something abstract as a material thing

• the act of dividing into two sharply different categories