power

electricidad, energía

Electricidad que se suministra a un edificio, una máquina o una zona.

En inglés sencillo: Electricity supplied to a building, machine, or area.

• The power is off.
• A storm cut power to the whole village.
• Solar panels provide power for the house.

Sinónimos: electricity

Expresiones frecuentes: power supply, power cut, solar power

fuerza, potencia

Fuerza física que hace que algo se mueva o que ocurra una acción.

En inglés sencillo: Physical strength or force that makes something move or happen.

• His kick had real power.
• The waves hit the boat with great power.
• She admired the power of the horse’s legs.

Cómo se usa: power of something (We felt the power of the waves.)

Sinónimos: strength, force

Antónimos: weakness

Expresiones frecuentes: muscle power, sheer power, power of something

capacidad, poder

Capacidad de hacer algo, a veces algo extraordinario que las personas comunes no pueden hacer.

En inglés sencillo: An ability to do something, sometimes something unusual or impossible for ordinary people.

• The hero has the power to fly.
• She used her powers to help people.
• His powers of memory surprised us.

Cómo se usa: power to do something (The wizard has the power to disappear.); powers of something (Her powers of observation are remarkable.)

Sinónimos: ability, capacity

Antónimos: inability

Expresiones frecuentes: special power, power to fly, healing power

potencia

Cantidad de energía que una máquina consume o produce por unidad de tiempo.

En inglés sencillo: How much energy a machine uses or produces in a certain amount of time.

• Power is measured in watts.
• This motor has a power output of two kilowatts.
• The device uses less power at a lower speed.

Expresiones frecuentes: power output, rated power, measure power

potencia

Resultado de multiplicar un número por sí mismo, con tantos factores como indica el exponente.

En inglés sencillo: A number made by multiplying another number by itself a stated number of times.

• Three to the power of two is nine.
• Write one thousand as a power of ten.
• We learned how to calculate powers of whole numbers.

Cómo se usa: to the power of a number (Two to the power of four is sixteen.)

Expresiones frecuentes: power of ten, third power, to the power

autoridad, poder

Persona o grupo con autoridad para controlar a otros o tomar decisiones importantes.

En inglés sencillo: A person or group with the authority to control others or make important decisions.

• The church was a major power in the town.
• Local powers resisted the new law.
• The powers that be have rejected our request.

Sinónimos: authority

Expresiones frecuentes: local power, ruling power, powers that be

alimentar, accionar

Proporcionar la energía necesaria para que funcione una máquina o un aparato.

En inglés sencillo: To supply the energy that makes a machine or device work.

• Batteries power the toy.
• A small motor powers the fan.
• What powers this boat?

Cómo se usa: be powered by something (The clock is powered by a small battery.)

Sinónimos: drive, fuel

Expresiones frecuentes: power a machine, power a device, power something electrically