power source

USAGE SUMMARY

'power source' is correct and usable in written English.
You can use it to refer to a source of power, usually electrical power. For example: "The green energy revolution has seen the introduction of renewable power sources such as solar and wind-generated electricity to communities all over the world."

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Coal is the main power source.

Encyclopedia Britannica

Instead, the body is the power source.

The New York Times

"A weapon, non violent, a power source".

The Guardian - Music

This power source was versatile.

The New York Times - Books

But the power source has limitations.

The New York Times - Tech

Paper doesn't require a power source.

The New York Times - Magazine

(Unless, of course, the power source is nuclear power).

The New York Times

But this remote power source was in itself sinister.

The Guardian - Opinion

There are no carbon emissions from this power source.

The New York Times

Users cannot stray far from a power source.

The New York Times

Nuclear EMP obviously has a tremendous power source.

The New York Times - Tech

Expert writing Tips

Best practice

When writing about "power sources", be specific. Differentiate between renewable (solar, wind) and non-renewable (coal, gas) sources to enhance clarity.

Common error

Don't use "energy source" and "power source" interchangeably. While related, "power" refers to the rate at which energy is used, while "energy" is the capacity to do work. A "power source" specifically provides the means to deliver power.

Linguistic Context

The phrase "power source" functions primarily as a noun phrase, typically acting as the subject or object in a sentence. Ludwig examples demonstrate its use in identifying where energy or electricity originates.

Expression frequency: Very common

Frequent in

News & Media

40%

Science

30%

Wiki

15%

Less common in

Encyclopedias

5%

Formal & Business

5%

Academia

5%

Ludwig's WRAP-UP

The phrase "power source" is a common and grammatically sound noun phrase used to denote the origin of energy. As indicated by Ludwig AI, it's suitable for use in writing, and the Ludwig examples confirm its prevalence across diverse contexts such as News & Media, Science, and Wiki articles. While closely related to "energy source", it specifically refers to the immediate provider of power, and awareness of this nuance can improve the precision of your writing. Remember to distinguish between renewable and non-renewable "power sources" to give your audience a clearer image of your argument.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

energy supply

Focuses on the provision of energy, a more general term than "power".

electricity generator

Specifies a device that produces electricity, a common type of "power source".

power plant

A facility that generates electrical power on a large scale.

energy resource

Broader term encompassing various sources from which energy can be derived.

battery pack

A self-contained unit providing electrical power.

fuel cell

Refers to a specific technology that generates power through chemical reactions.

generator set

A complete power generating system, often used as a backup.

mains outlet

Identifies a common point of access to electrical power in buildings.

charging station

A facility providing electrical power for charging electric vehicles or other devices.

electrical grid

Refers to the network that distributes electrical power from suppliers to users.

FAQs

How do I use "power source" in a sentence?

You can use "power source" to describe anything that provides energy. For instance, "The solar panels serve as the building's primary "power source"".

What can I say instead of "power source"?

Alternatives include "energy supply", "electricity generator", or "fuel cell", depending on the context.

Which is correct, "power source" or "energy source"?

"Power source" and "energy source" are both correct, but they have slightly different meanings. "Power source" is more specific to the immediate delivery of power, while "energy source" is a broader term.

What is the difference between "power source" and "power supply"?

A "power source" is the origin of the power, while a "power supply" is a device that converts the available power into a form suitable for other devices.