from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A strand of cytoplasm that passes through openings in cell walls and connects the protoplasts of adjacent living plant cells.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A microscopic channel traversing the cell walls of plant cells and some algal cells, enabling transport and communication between them.
plasmo- + Greek desma, bond (from dein, to bind).(American Heritage® Dictionary of the English Language, Fourth Edition)