Main Entry: abi·ot·ro·phy Pronunciation: "A-(")bI-'ä-tr&-fE Function: noun Inflected Form: plural-phies : degeneration or loss of function or vitality in an organism or in cells or tissues not due to any apparent injury abiotrophies —David Bowen> —abio·tro·phic/"A-"bI-O-'trO-fik, -'träf-ik/adjective