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atrophy:
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Concise Oxford English Dictionary © 2008 Oxford University Press:
atrophy /ˈatrəfi/
▶verb (atrophies, atrophying, atrophied)
  • 1 (of body tissue or an organ) waste away, especially as a result of the degeneration of cells, or become vestigial during evolution.
  • 2 gradually decline in effectiveness or vigour.
▶noun the condition or process of atrophying.
– derivatives
atrophic /əˈtrɒfɪk/ adjective.
– origin C16: from Fr. atrophier (v.), atrophie (n.), from late L. atrophia, from Gk, ‘lack of food’.



'atrophy' also found in these Oxford entries:
Forum discussions with the word(s) "atrophy" in the title:
[grammar]His enzymes are't clearing lipids from his brain, causing atrophy.
neurons atrophy like

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