from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Progressive degeneration of an organ or tissue caused by loss of cells.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a degeneration in the functioning of an organ due to the loss of cells
from The Century Dictionary and Cyclopedia
- n. Same as atrophy.
- n. An abnormal state due to defective nutrition.
hypo- + -trophy (Wiktionary)