from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An aircraft with swept-back wings that give it the appearance of an isosceles triangle.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An aircraft wing having a swept-back shape in the form of an isoceles triangle; used mostly on supersonic aircraft
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an airplane with wings that give it the appearance of an isosceles triangle
Sorry, no etymologies found.