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Definition of atrophy

atrophy

/ˈæt.rə.fi/
at · ro · phy

Plural:atrophies
•
Adjective:atrophic
•
Past Simple:atrophied
•
Past Participle:atrophied
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Present Participle:atrophying
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atrophy Lexical Profile

atrophy Game Scores & Validity

• noun

1

A gradual decline in size, strength, or function of a body part, tissue, or organ, typically caused by disease, lack of nourishment, or disuse.

Example

"Extended bed rest can lead to significant muscle atrophy if physical therapy is not maintained."


2

A gradual decline in effectiveness, vigor, or quality due to neglect or underuse.

Example

"The prolonged lack of investment resulted in the gradual atrophy of the region's public transit system."

Synonyms
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Antonyms
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• verb

1

To waste away, shrink, or degenerate in size and strength (of body tissue, muscles, or organs), typically due to disuse, injury, or poor nourishment.

Example

"Without regular weight-bearing exercise in microgravity, an astronaut's leg muscles will quickly atrophy."


2

To gradually decline in effectiveness, vitality, or capability through neglect or lack of use.

Example

"Her fluency in French began to atrophy after years of not speaking the language."

Synonyms
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Antonyms
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• Rhymes for atrophy

Word Origin & Etymology

Borrowed in the late 16th century from French atrophie or Late Latin atrophia, from Ancient Greek atrophia ('a wasting away'), formed from a- ('without') and trophe ('nourishment'), from trephein ('to nourish').

Cite this Entry


Wordmom. (2026). Definition of Atrophy. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/atrophy
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