deˈbouchment
Also debouchement.
[a. F. débouchement, f. déboucher (see debouch v.) + -ment.]
1. Milit. The action or fact of debouching.
| 1827 J. F. Cooper Prairie II. iii. 44 To unravel the mystery of so sudden a debouchement from the cover. 1871 Daily News 19 Sept., The debouchment of Stephenson's brigade through the railway arch. |
2. The mouth or outlet of a river, a pass, etc.
| 1859 Burton Centr. Afr. in Jrnl. Geog. Soc. XXIX. 42 The coast..presents but three debouchments that deserve the name of rivers. |