9-Letter Words Containing: A,O,R,S,S,T,T

• a thermostat that operates at very low temperatures

• bushy plant of Old World salt marshes and sea beaches having prickly leaves; burned to produce a crude soda ash

• low-growing strong-smelling coastal shrub of warm parts of the New World having unisexual flowers in conelike spikes and thick succulent leaves

• resistor for regulating current

• low-growing north temperate herb having small white star-shaped flowers; named for its alleged ability to ease sharp pains in the side

• the opposition or dissimilarity of things that are compared

• the act of distinguishing by comparing differences

• a conceptual separation or distinction

• the perceptual effect of the juxtaposition of very different colors

• the range of optical density and tone on a photographic negative or print (or the extent to which adjacent areas on a television screen differ in brightness)

• put in opposition to show or emphasize differences

• to show differences when compared; be different

• a male singer who was castrated before puberty and retains a soprano or alto voice

• beat through cleverness and wit

• defeat by more skillful maneuvering