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hygiene

[hahy-jeen]
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noun
  1. Also hygienics. the science that deals with the preservation of health.
  2. a condition or practice conducive to the preservation of health, as cleanliness.
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Origin of hygiene

1590–1600; < French hygiène < New Latin hygieina < Greek hygieinḕ (téchnē) healthful (art), feminine of hygieinós healthful, equivalent to hygiḗ(s) healthy + -inos -ine1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for hygienes

hygiene

noun
  1. Also called: hygienics the science concerned with the maintenance of health
  2. clean or healthy practices or thinkingpersonal hygiene
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Word Origin

C18: from New Latin hygiēna, from Greek hugieinē, from hugiēs healthy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for hygienes

hygiene

n.

1670s, from French hygiène, ultimately from Greek hygieine techne "the healthful art," from hygies "healthy," literally "living well" (personified as the goddess Hygieia), from PIE *eyu-gwie-es- "having a vigorous life." The Greek adjective was used by Aristotle as a noun meaning "health."

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Online Etymology Dictionary, © 2010 Douglas Harper

hygienes in Medicine

hygiene

(hījēn′)
n.
  1. The science that deals with the promotion and preservation of health.hygienics
  2. The conditions and practices that serve to promote or preserve health, as those followed for personal hygiene.
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Related formshy•gienist (hī-jēnĭst, hī-jĕnĭst) n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.