(chemistry, physics) The science that studies chemical processes and phenomena from the point of view of physics.

The system for naming chemical compounds. There are two systems of chemical nomenclature:

(geology) the chemical boundary layer between the surface of the Earth and the asthenosphere that contains the material differentiated or extracted from the mantle

A medical, rather than surgical, abortion induced by a drug.

A field of study that embraces both chemistry and biology.

(medicine) peritonitis which results from the escape of the contents of the digestive tract into the peritoneum

The application of a mild caustic substance to the skin in order to remove blemishes.

(chemistry) The net potential energy liberated or absorbed during the course of a chemical reaction

(chemistry) the fragmentation of any compound into elements or smaller compounds

Any symptom, such as erythema, edema, and vesiculation, caused by exposure of the skin to a chemical compound.