from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Introduction of fluids into a cell by invagination of the cell membrane, followed by formation of vesicles within the cells.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A form of endocytosis in which material enters a cell through its membrane and is incorporated in vesicles for digestion
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. process by which certain cells can engulf and incorporate droplets of fluid
Greek pīnein, to drink; see pō(i)- in Indo-European roots + cyt(o)- + -osis.(American Heritage® Dictionary of the English Language, Fourth Edition)