'Hygienics' definitions:

Definition of 'hygienics'

From: WordNet
noun
The science concerned with the prevention of illness and maintenance of health [syn: hygiene, hygienics]

Definition of 'Hygienics'

From: GCIDE
  • Hygienics \Hy`gi*en"ics\, n. The science of health; hygiene. [1913 Webster]