Definition of deteriorate
1 : to make inferior in quality or value : impair <Exposure to sunlight may deteriorate the paint.>
2 : disintegrate
deteriorativeplay \-ˌrā-tiv\ adjective
Examples of deteriorate in a sentence
efforts to save a deteriorating rain forest
Exposure to rain and sun will gradually deteriorate the paint.
DETERIORATE Defined for English Language Learners
Definition of deteriorate for English Language Learners
: to become worse as time passes
: to make (something) worse
DETERIORATE Defined for Kids
Definition of deteriorate for Students
: to make or become worse or of less value <Their relationship deteriorated.>
Seen and Heard
What made you want to look up deteriorate? Please tell us where you read or heard it (including the quote, if possible).