deteriorate[dē tir′ē ə rāt′, di-]
- An example of deteriorate is a child's mood going from happy to crying.
- An example of deteriorate is an orange going from ripe to moldy.
Deteriorate is defined as to make or become worse or lower in value or quality.
intransitive verbdeteriorated, deteriorating
to make or become worse; lower in quality or value; depreciate
Origin of deteriorate; from Late Latin deterioratus, past participle of deteriorare, to make worse ; from Classical Latin deterior, worse, inferior ; from an unverified form deter, below ; from de-, from + -ter, comparative suffix
verbde·te·ri·o·rat·ed, de·te·ri·o·rat·ing, de·te·ri·o·rates
To diminish or impair in quality, character, or value: Time and neglect had deteriorated the property.
- To grow worse; degenerate: The weather deteriorated overnight.
- To weaken or disintegrate; decay: The nation's highways are deteriorating at a rapid pace.
Origin of deteriorateLate Latin dēteriōrāre, dēteriōrāt-, from Latin dēterior, worse; see de- in Indo-European roots.