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UK//ʌnˈduː//US//ʌnˈdu//

Meaning of Undo

To reverse the effect of a previous action.

In simple words: To reverse something you did.

Undo in a sentence

  • I had to undo my last changes because they didn't fit the project.
  • Can you please undo the last action? I regret it.
  • She hit the 'undo' button to remove the mistake in her document.
  • To undo this transaction, you must submit a request first.
  • He wished he could undo his words after the argument.

How to use Undo

Commonly used in technology and editing contexts. Not typically used in formal writing.

Grammar pattern

undo + object

Memory hint

Think of a magician undoing his trick - making something disappear.

Related words

Collocations with Undo

  • undo changes
  • undo a mistake
  • undo an action
  • undo settings
  • undo a decision

Synonyms for Undo

Opposites of Undo

Common mistakes with Undo

  • Confused with 'redo' which means to do again.
  • Using 'undo' without an object, e.g., 'undo it' instead of just 'undo'.
  • Incorrectly assuming 'undo' can be applied to physical actions.

Compare Undo with Reverse, Cancel

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Frequently asked questions about Undo

What does Undo mean?

To reverse something you did.

What is the definition of Undo?

To reverse the effect of a previous action.

How do you use Undo in a sentence?

I had to undo my last changes because they didn't fit the project.

Can you give another example of Undo?

Can you please undo the last action? I regret it.

What are synonyms for Undo?

Common alternatives include reverse, cancel, retract, annul, invalidate.

What is the opposite of Undo?

Opposite meanings include redo, execute, confirm.

What words go with Undo?

It commonly pairs with undo changes, undo a mistake, undo an action, undo settings, undo a decision.

What are common mistakes when using Undo?

Confused with 'redo' which means to do again. Using 'undo' without an object, e.g., 'undo it' instead of just 'undo'. Incorrectly assuming 'undo' can be applied to physical actions.

How do you pronounce Undo?

US: //ʌnˈdu//, UK: //ʌnˈduː//. Listen to the audio above to hear native pronunciation.

When should I use Undo?

Commonly used in technology and editing contexts. Not typically used in formal writing.