(physics, chemistry) The identities, and relative numbers, of the elements that make up any particular compound

(chemistry) Any of the laws of nature that are relevant to chemistry.

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

(pathology) clinical chemistry.

(chemistry, physics) The change in the nuclear magnetic resonance frequency of a nucleus depending on its electronic environment; used in NMR spectroscopy to determine the structure of molecules.

(chemistry) the set of all possible stable molecules

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

(chemistry) All the various attractions between elements and compounds that lead to their reaction.

(chemistry) Any of several attractive forces that serve to bind atoms together to form molecules

A toilet or chamber pot which treats waste in place with chemical disinfectants and deodorizers, as in airplane lavatories.