hygiene
Pronunciation:
/ˈhaɪˌdʒiːn/noun
Definitions
The science of health, its promotion and preservation.
Those conditions and practices that promote and preserve health.
Example: Hygiene is an important consideration in places where food is prepared.
Cleanliness.
Example: They have poor personal hygiene.
(of a macro) The property of having an expansion that is guaranteed not to cause the accidental capture of identifiers.