atrophy

US /ˈæt.rə.fi/
UK /ˈæt.rə.fi/
"atrophy" picture
1.

the wasting away of a body organ or tissue

:
Muscle atrophy can occur due to prolonged disuse.
The doctor diagnosed the patient with optic nerve atrophy.
1.

to waste away or degenerate due to lack of use or neglect

:
Without constant practice, his skills began to atrophy.
If you don't use your brain, it will atrophy.