degeneration

noun

1. the process of degenerating.
2. the condition or state of being degenerate.
3. Pathology.
   1. a process by which a tissue deteriorates, loses functional activity, and may become converted into or replaced by other kinds of tissue.
   2. the condition produced by such a process.

noun

1. the process of degenerating
2. the state of being degenerate
3. biology the loss of specialization, function, or structure by organisms and their parts, as in the development of vestigial organs
4. 1. impairment or loss of the function and structure of cells or tissues, as by disease or injury, often leading to death (necrosis) of the involved part
   2. the resulting condition
5. electronics negative feedback of a signal

n.

c.1600, from French dégéneration (15c.) or directly from Late Latin degenerationem (nominative degeneratio), noun of action from past participle stem of Latin degenerare (see degenerate (adj.)).

n.

1. The gradual deterioration of specific tissues, cells, or organs with impairment or loss of function, caused by injury, disease, or aging.
2. The evolutionary decline or loss of a function, characteristic, or structure in an organism or a species.