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dam

dam

196 1.8
A barrier across a river that holds back water
  • noun
  • /dæm/
: presa
  • Upstream flood control dams failed to contain the excess water.
  • hydroelectric dam
  • construction of the dam
  • build a dam

And a bee builds hives, a Beaver builds dams.

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Examples

  • Building a new dam can help create a reservoir for drinking water and irrigation.

  • You know this dam they built... it was a very forward step.

  • The dam will burst before we make it.

  • Water backs up behind the dam and creates a head of potential energy.

    Academic text (2008)
  • We build the dam to create electricity and freshwater.

  • Thus, just about everyone agrees that the impact of the dam's construction will be devastating.

    Academic text (1999)
  • Once again, storm waters have just breached the dam at Black Beacon Reservoir.

  • The engineers designed the dam to hold back the river water and protect the nearby town from flooding.

  • After the heavy rain, the dam was inspected to ensure it was strong enough to prevent a collapse.

Synonyms

dike
vsdam
  • US
18 4.6

A raised wall built to stop water from flooding land

is placed across rivers to hold back and store upstream water
weir
vsdam
2 8.2

A low wall across a river that controls water flow and helps catch fish

is higher and holds back more water to create reservoirs
floodwall
vsdam
1 4.4

A high wall that stops flood water from entering an area

is built across rivers to block flow and form a reservoir
milldam
vsdam
1 9.5

A dam that holds water to make a pond giving power to a water wheel

is used generally to hold back water rather than only to power a mill

Antonyms

168 2.7

To allow a liquid, gas, or energy to flow out

2 1.4

The act of letting liquid flow out

Idioms

1 7.5

Something bad that already happened and cannot be changed so do not worry about it

Compounds

13 3.7

A large concrete dam on the Colorado River between Nevada and Arizona that makes electricity and forms Lake Mead

A large dam on the Colorado River in northern Arizona that forms Lake Powell

1 4.0

A large dam on the Nile in southern Egypt that controls floods, supplies water for farming, and makes electricity

1 4.6

A large dam on the Nile in southern Egypt that controls floods, supplies water for farming and makes electricity

A large dam on the Nile in southern Egypt that controls flooding, stores water and makes electricity

tinker's dam
  • Archaic
1 9.9

Something of very little or no value

9.9

A language that Tai Dam people speak in northern and southern Vietnam

How Strong

dam
196 1.8
weir
2 8.2

Surface Forms

dam singular
dams plural

Etymology

Dam for a water barrier comes from old English and Dutch words that meant 'a pile to stop water', so think of a dam as a wall that holds back a river or lake.