Dictionary  wa•ter•shedPronunciation: (wô'tur-shed", wot'ur-), [key] —n. 1. Chiefly Brit.the ridge or crest line dividing two drainage areas; water parting; divide. 2. the region or area drained by a river, stream, etc.; drainage area. 3. Archit.wash (def. 48). 4. an important point of division or transition between two phases, conditions, etc.: The treaty to ban war in space may prove to be one of history's great watersheds. —adj. constituting a watershed: a watershed area; a watershed case. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
|
Atlas
Encyclopedia
Dictionary
Thesaurus
Day in History
