- the progressive degeneration of tissues, cells, etc
WordReference Random House Unabridged Dictionary of American English © 2026
a•bi•ot•ro•phy
(ā′bī o′trə fē, ab′ē-),USA pronunciation n. [Pathol.]
a•bi•o•troph•ic
(ā′bī ə trof′ik, -trō′fik, ab′ē-),USA pronunciation adj.
- Pathologythe loss of vitality in or the degeneration of certain cells or tissues, as in the aging process.
- a-6 + bio- + -trophy
Collins Concise English Dictionary © HarperCollins Publishers::
abiotrophy /ˌeɪbaɪˈɒtrəfɪ/ n