French bread

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Bread made with water, flour, and yeast and baked in long crusty loaves.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A long thin loaf of bread with a thick crust and often having large bubbles of air inside, popular in and associated with France.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a crusty sourdough bread often baked in long slender tapered loaves or baguettes