Definition from Wiktionary, the free dictionary
From French hygiène, from Ancient Greek ὑγιεινή (hugieinḗ) [τέχνη (tékhnē)] (art of health), from ὑγιεινός (hugieinós, “of health, good for the health, wholesome, sound, healthy”), from ὑγιής (hugiḗs, “healthy, sound”).
- The science of health, its promotion and preservation.
- Those conditions and practices that promote and preserve health.
- Hygiene is an important consideration in places where food is prepared.
- They have poor personal hygiene.
- (computing, slang, of a macro) The property of having an expansion that is guaranteed not to cause the accidental capture of identifiers.
conditions and practices that promote and preserve health
- hygiene in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
- hygiene in The Century Dictionary, The Century Co., New York, 1911