grandfather clause(redirected from Grandfathered in)
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Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
grandfather clauseAny policy or rule that exempts a group of individuals, organizations, or drugs, from meeting new standards or regulations; eg when a new subspecialty board in internal medicine is created, the physicians practicing in that area may be 'grandfathered' into the subspecialty and not required to meet residency or other educational requirements
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.