degeneration[dē jen′ər ā′s̸hən; di-]
- the process of degenerating
- a degenerate condition
- Biol. deterioration or loss of a function or structure in the course of evolution, as in the vestigial eyes of many cave animals
- Med. deterioration in structure or function of cells, tissues, or organs, as in disease or aging
Origin of degenerationLate Latin degeneratio
- The process of degenerating.
- The state of being degenerate.
- Medicine Gradual deterioration of specific tissues, cells, or organs with corresponding impairment or loss of function, caused by injury, disease, or aging.
- Biology The evolutionary decline or loss of a function, characteristic, or structure in an organism or species.
- Electronics Loss of or gain in power in an amplifier caused by unintentional negative feedback.
(usually uncountable, plural degenerations)
- (uncountable) The process or state of growing worse, or the state of having become worse.
- (uncountable) That condition of a tissue or an organ in which its vitality has become either diminished or perverted; a substitution of a lower for a higher form of structure.
- fatty degeneration of the liver
- (uncountable) Gradual deterioration, from natural causes, of any class of animals or plants or any particular organ or organs; hereditary degradation of type.
- (countable) A thing that has degenerated.