Updated on October 27, 2024
by PushtoLearn
Test your English

Adapter vs Adaptor

Both are technically correct, we suspect the difference is UK Vs. US English. However, most people use adapter.

Adapter vs Adaptor - Exercises and Quiz

These exercises focus on US and UK spelling.

 

Adapter

"Adapter" is the more commonly used spelling, especially in American English.

Meaning: A device used to connect different types of hardware or systems, such as electrical plugs, computer peripherals, or audio-visual equipment.

Examples:

➡️ I need an adapter to charge my phone in Europe.

➡️ The USB adapter allows you to connect the printer to your laptop.

Illustration of Adapter vs Adaptor

Adaptor

"Adaptor" is an alternative spelling that is more commonly found in British English, but it is still less common than "adapter."

Meaning: It has the same meaning as "adapter" and is used interchangeably.

Examples:

➡️ He bought a power adaptor for his trip to the UK.

➡️ This HDMI adaptor works well with my new TV.

Key Differences

Regional Preference:

⭐ "Adapter" is more widely used in American English and is generally the preferred spelling in most contexts.

⭐ "Adaptor" is more common in British English but is still less frequently used than "adapter."

Meaning: Both spellings refer to the same device, so the choice between "adapter" and "adaptor" is largely a matter of spelling preference rather than meaning.

Common Errors

Inconsistent Spelling:

In professional writing, it’s best to be consistent. If you use "adapter" in one part of your document, stick with that spelling throughout, rather than switching between "adapter" and "adaptor."

Assuming Different Meanings:

Some people mistakenly think that "adapter" and "adaptor" refer to different devices, but they do not. Both words mean the same thing.

Everyday Use of "Adapter" and "Adaptor"

In everyday use, you are likely to encounter "adapter" more frequently, especially in contexts related to technology and electronics. Whether you’re talking about power adapters, plug adapters, or computer adapters, the spelling "adapter" is the most common.

Examples:

➡️ Adapter: I bought a new power adapter for my laptop.

➡️ Adaptor: The audio adaptor helps connect the old speakers to my phone.

FAQ

Are "adapter" and "adaptor" used for different devices?

No, "adapter" and "adaptor" refer to the same type of device. The difference is only in spelling preference.

Which spelling should I use in technical writing?

"Adapter" is generally the preferred spelling in technical writing, especially in American English. However, in British English, "adaptor" is also acceptable, but less common.

Is "adapter" more correct than "adaptor"?

Neither spelling is more correct than the other; it’s a matter of regional preference. "Adapter" is more widely used overall.

Can I use "adapter" and "adaptor" interchangeably in a single document?

It’s best to choose one spelling and stick with it throughout your document to maintain consistency.

Does one spelling work better in formal writing?

"Adapter" is generally more recognized and used in both formal and informal writing, particularly in American English.

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