WATERSHED
noun :
- an area or ridge of land that separates waters flowing to different rivers, basins or seas
- an event or period marking a turning point in a situation
- the fluidity of water-based paint on paper – watercolour, gouache, acrylics
- streams, waterfalls, rivers, sea and coast – features connecting geographically to the Cornish watershed
- the tipping point between pictorial representation and abstraction in art