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to downcut

to downcut

8.3
To cut downward into the land by a river or stream to make a deeper channel
  • verb
  • /ˈdaʊnˌkʌt/
  • Specialized
translation icon : erosionar
  • However, high flows passing through restricted culverts had scoured and downcut the downstream bed material at these sites, creating perched drops.

Examples

  • The river has downcut its banks over the years, leaving steep cliffs along the shore.

  • Heavy rainfall caused the stream to downcut into the landscape, forming new valleys.

  • As the glacier melted, it downcut into the ground, creating deep gorges.

Synonyms

to cut into
vsto downcut
3 4.5

To loosen and move soil with a tool like a spade

is a gradual downward erosion process caused mainly by running water
to trench
vsto downcut
6.5

To cut deep into a surface to make patterns or letters

erodes downward into a surface over time, especially by flowing water

How Deep

to downcut
  • Specialized
8.3
to erode
24 4.2
to incise
7 7.9

Surface Forms

downcut infinitive
downcut past
downcut past participle
downcutting present participle
downcuts third person singular

Morphology

downcut = cut (transparent) = down + cut

The geological/erosional sense is a straightforward directional extension: 'down-' + 'cut' = erode/cut downward.

Etymology

Downcut also describes how water wears into the ground, from down meaning 'downward' and cut meaning 'to cut'. So when a river downcuts, it carves a deeper channel or canyon by cutting down into the land.