from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A unit of a European air command, as in France during World War I, typically containing ten or more aircraft.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A small squadron.
- n. A unit of (usually) ten or more aircraft in World War I France.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an air force squadron typically containing six airplanes (as in France during World War I)
- n. a small squadron
French, from Spanish escuadrilla, diminutive of escuadra, squadron, from escuadrar, to square off, from Vulgar Latin *exquadrāre; see square.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French escadrille, from Middle French, from Spanish escuadrilla, from Latin exquadrare (“to square off”). (Wiktionary)