- hygiene [hī′jēn΄, hī jēn′]n.[Fr hygiène < Gr hygieinē ( technē), (art) of health < hygiēs, healthy, sound < IE * su-gwiyēs, living well < base * su-, well ( > Sans su-, well) + base * gwei-, to live > Gr bios, life, L vivus, living]1. the science of health and its maintenance; system of principles for the preservation of health and prevention of disease2. sanitary practices; cleanliness [personal hygiene]
English World dictionary. V. Neufeldt. 2014.