[ey-bahy-o-truh-fee, ab-ee-]
noun Pathology.
the loss of vitality in or the degeneration of certain cells or tissues, as in the aging process.

a-6 + bio- + -trophy

abiotrophic [ey-bahy-uh-trof-ik, -troh-fik, ab-ee-] , adjective
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World English Dictionary
abiotrophy (ˌeɪbaɪəʊˈtrəʊfɪ)
the progressive degeneration of tissues, cells, etc
[C20: from Greek a-1 + bio- + trophy]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

abiotrophy a·bi·ot·ro·phy (ā'bī-ŏt'rə-fē)

  1. Premature loss of vitality or degeneration of cells or tissues, especially when due to genetic causes.

  2. A hereditary degenerative disease. Also called abiosis.

The American Heritage® Stedman's Medical Dictionary
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