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hygiene

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hy⋅giene

[hahy-jeen]
–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.

Origin:
1590–1600; < F hygiène < NL hygieina < Gk hygiein (téchnē) healthful (art), fem. of hygieinós healthful, equiv. to hygi(s) healthy + -inos -ine 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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hy·giene   (hī'jēn')   
n.  
  1. The science that deals with the promotion and preservation of health. Also called hygienics.

  2. Conditions and practices that serve to promote or preserve health: hygiene in the workplace; personal hygiene.


[French hygiène and New Latin hygieina, both from Greek hugieinē (tekhnē), (art) of health, feminine of hugiēs, healthy; see gwei- in Indo-European roots.]
hy·gien'ist (hī-jē'nĭst, hī'jē'-, hī-jěn'ĭst) n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

hygiene 
1671, from Fr. hygiène, ult. from Gk. hygieine techne "the healthful art," from hygies "healthy," lit. "living well" (personified as the goddess Hygieia), from PIE *eyu-gwie-es- "having a vigorous life." The Gk. adj. was used by Aristotle as a noun meaning "health." Hygienic is 1833 borrowing of Fr. hygiénique.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: hy·giene
Pronunciation: 'hI-"jEn also hI-'
Function: noun
1 : a science of the establishment and maintenance of health—see MENTAL HYGIENE
2 : conditions or practices (as of cleanliness) conducive to health
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

hygiene hy·giene (hī'jēn')
n.

  1. The science that deals with the promotion and preservation of health. Also called hygienics.

  2. The conditions and practices that serve to promote or preserve health, as those followed for personal hygiene.


hy·gien'ist (hī-jē'nĭst, hī'jē'-, hī-jěn'ĭst) n.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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