Pronunciation: (kul'du-sak', -sak", kool'-; Fr. kydu-sak'), [key]
—pl. culs-de-sacPronunciation: (kulz'du-sak', -sak", koolz'-; Fr. kydu-sak'). [key]
1. a street, lane, etc., closed at one end; blind alley; dead-end street.
2. any situation in which further progress is impossible.
3. the hemming in of a military force on all sides except behind.
4. Anat.a saclike cavity, tube, or the like, open only at one end, as the cecum.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.