deterioration

noun

de·​te·​ri·​o·​ra·​tion di-ˌtir-ē-ə-ˈrā-shən 

dē-

: the action or process of becoming impaired or inferior in quality, functioning, or condition : the state of having deteriorated

rust deterioration

the deterioration of academic standards

Synonyms

• debilitation
• decay
• decaying
• declension
• decline
• degeneration
• descent
• ebbing
• enfeeblement
• weakening

Choose the Right Synonym for deterioration

deterioration, degeneration, decadence, decline mean the falling from a higher to a lower level in quality, character, or vitality.

deterioration implies generally the impairment of value or usefulness.

the deterioration of the house through neglect

degeneration stresses physical, intellectual, or especially moral retrogression.

the degeneration of their youthful idealism into cynicism

decadence presupposes a reaching and passing the peak of development and implies a turn downward with a consequent loss in vitality or energy.

cited love of luxury as a sign of cultural decadence

decline differs from decadence in suggesting a more markedly downward direction and greater momentum as well as more obvious evidence of deterioration.

the meteoric decline of his career after the scandal

Examples of deterioration in a Sentence

the gradual deterioration of the weather

a deterioration of academic standards

Recent Examples on the Web

From the start, the idea was to revitalize Eagle Crest Plaza, which became blighted due to years of neglect and deterioration by rainwater detention. —Tess Kenny, Chicago Tribune, 9 May 2025

Conversely, Oklahoma and Iowa exhibited the fastest doubling of death rates after age 35—a sign of more rapid health deterioration among their populations. —Jordan King john Feng, MSNBC Newsweek, 8 May 2025

Economic survey data was already showing meaningful signs of deterioration during the first quarter of 2025, a trend that accelerated in April. —Jeffrey Schulze, Forbes.com, 7 May 2025

After years of deterioration, the Wellington's foundation was in danger of collapse. —Neda Ulaby, NPR, 7 May 2025

Word History

Etymology

see deteriorate

First Known Use

circa 1658, in the meaning defined above

Rhymes for deterioration

• acclimatisation
• acclimatization
• acidification
• actualization
• annualization
• autocorrelation
• autoregulation
• beatification
• beneficiation
• biodegradation
• biotransformation
• bureaucratization

Medical Definition

deterioration

noun

de·​te·​ri·​o·​ra·​tion di-ˌtir-ē-ə-ˈrā-shən 

: the action or process of deteriorating : the state of having deteriorated

personality deterioration

neurological deterioration