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Pertaining to a marriage in which the partners are related, not by consanguinity but through another marriage.
[L. affinis, related by marriage, fr. ad, to + finis, limit]
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adjective An antiquated term, referring to an interpersonal relationship resulting from marriage; related by marriage; non-sanguineous.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.