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[ad-heer-uh ns, -her-] /ædˈhɪər əns, -ˈhɛr-/
the quality of adhering; steady devotion, support, allegiance, or attachment:
adherence to a party; rigid adherence to rules.
the act or state of adhering; adhesion.
Origin of adherence
< Medieval Latin adhērentia. See adhere, -ence
Related forms
nonadherence, noun
preadherence, noun
Can be confused
adherence, adherents, adhesion. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Word Origin and History for adherence

mid-15c., "attachment to a person, support," from Middle French adhérence, from Latin adhaerentia, noun of action from adhaerentem (nominative adhaerens), present participle of adhaerare (see adherent).

Online Etymology Dictionary, © 2010 Douglas Harper
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adherence in Medicine

adherence ad·her·ence (ād-hǐr'əns, -hěr'-)
The extent to which the patient continues the agreed-upon mode of treatment under limited supervision when faced with conflicting demands, as distinguished from compliance or maintenance.

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