Please be sure to eat all the food that is recommended on the Nutrisystem meal plan. You could be at risk of health issues if you do not maintain a healthy diet. 1  If you're pregnant, you may not join the Nutrisystem program.  If you're a nursing mother, you may not join the Nutrisystem program.
Quick Answer. According to The Free Dictionary, etiology, also spelled aetiology, is the study of exploration of the cause or factors contributing to something. In pathology, it specifically denotes the investigation into the cause or origins of a disease.
Medical Definition of aromatic. 1  1: of, relating to, or having a smell or odor. 2  2of an organic compound : characterized by increased chemical stability resulting from the delocalization of electrons in a ring system (as benzene) containing usually multiple conjugated double bondsâcompare alicyclic, aliphatic.