from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The potential space between the two layers of the pleura. Also called pleural space.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The body cavity that surrounds the lungs and is enclosed by the pleura.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the cavity in the thorax that contains the lungs and heart
Sorry, no etymologies found.