Chemoprevention: The use of natural or laboratory-made substances to prevent cancer.
Chemoradiotherapy: The combination of simultaneous chemotherapy and radiation therapy. Chemoradiotherapy before surgery has been found to reduce the risk of local recurrence of rectal cancer.
Chemoprophylaxis: The use of a chemical agent to prevent the development of a disease. See: Chemoprevention.
Chemosense: The chemical sensing system. The sense of smell is part of our chemical sensing system, or the chemosenses.
Chemosensory: Pertaining to the sensing of chemicals, as by olfaction (the sense of smell). Diabetes and Parkinson’s disease are among the diseases accompanied or signaled by chemosensory problems such as smell disorders.
Chemosis: Swelling around the iris (the colored circle that surrounds the pupil) due to edema (swelling) of the bulbar conjunctiva (the clear membrane that coats the outer surface of the eye).