from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A membrane-bound organelle in the cytoplasm of most cells containing various hydrolytic enzymes that function in intracellular digestion.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An organelle found in all types of animal cells which contains a large range of digestive enzymes capable of splitting most biological macromolecules.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an organelle found in the cytoplasm of most cells (especially in leukocytes and liver and kidney cells)
lyso- + -some (Wiktionary)