dam

presa, represa

Muro resistente que cruza un río para retener el agua o controlar su flujo.

En inglés sencillo: A strong wall across a river that holds back or controls the water.

• They built a dam across the river.
• The dam supplies water to nearby farms.
• Heavy rain damaged two dams last year.

Sinónimos: barrier

Expresiones frecuentes: build a dam, hydroelectric dam

embalse

Lago formado por el agua retenida detrás de una barrera que detiene la corriente de un río.

En inglés sencillo: A lake formed by a wall that stops water flowing along a river.

• They went fishing on the dam.
• Heavy rain raised the water level in the dam.
• Boats gathered near the edge of the dam.

Sinónimos: reservoir

Expresiones frecuentes: on the dam, dam water

barrera, dique dental

Barrera que impide que el líquido llegue a una zona, especialmente durante un tratamiento dental.

En inglés sencillo: A barrier that keeps liquid away from an area, especially during dental treatment.

• The dentist used a rubber dam.
• This dam keeps saliva away from the tooth.
• She removed the dental dam after treatment.

Sinónimos: barrier

Expresiones frecuentes: dental dam, rubber dam

represar

Detener la corriente de agua construyendo una barrera en su camino.

En inglés sencillo: To stop water flowing by building a barrier across its path.

• Beavers dam small streams.
• They dammed the river to create a lake.
• Should we dam this channel?

Sinónimos: block

Expresiones frecuentes: dam a river, dam a stream