|The Simple English Wiktionary has a definition for: chemist.|
A chemist is a scientist who studies chemistry. In England can also mean a pharmacist (person who dispenses medicines that doctors prescribe for people). Chemistry is the study of elements, atoms, molecules, and how they react together. Chemists research and test medicines, explosives, and a lot of other things. Chemistry is a very important science because it is how we got almost all of the newer, more powerful medicines.