C1noun1K

UK/["/ˈbækʌp/"]/US/["/ˈbækʌp/"]/

Meaning of Backup

In simple words: A copy of data to keep safe.

Backup in a sentence

  • The police had backup from the army.
  • We can use him as a backup if one of the other players drops out.
  • The hospital has a backup power supply.
  • Always make a backup of your work.
  • a backup copy

How to use Backup

Use in tech contexts when discussing data safety. Formal in business settings, neutral in casual conversations. Avoid in informal spoken language.

Grammar pattern

backup + object

Memory hint

Think of 'back' as in going back to safety, plus 'up' — saving your things up somewhere secure.

Related words

Collocations with Backup

  • data backup
  • create a backup
  • backup plan
  • full backup

Synonyms for Backup

Opposites of Backup

Common mistakes with Backup

  • Using 'backup' as a verb incorrectly; it's often used as a noun.
  • Confusing 'backup' with 'backup up' which implies physical support rather than data.
  • Not distinguishing between the types of backups (full, incremental).

Compare Backup with Copy, Reserve

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Frequently asked questions about Backup

What does Backup mean?

A copy of data to keep safe.

What is the definition of Backup?

extra help or support that you can get if necessary

How do you use Backup in a sentence?

The police had backup from the army.

Can you give another example of Backup?

We can use him as a backup if one of the other players drops out.

What are synonyms for Backup?

Common alternatives include copy, duplication, replication, reserve.

What is the opposite of Backup?

Opposite meanings include delete, erase, lose.

What words go with Backup?

It commonly pairs with data backup, create a backup, backup plan, full backup.

What are common mistakes when using Backup?

Using 'backup' as a verb incorrectly; it's often used as a noun. Confusing 'backup' with 'backup up' which implies physical support rather than data. Not distinguishing between the types of backups (full, incremental).

How do you pronounce Backup?

US: /["/ˈbækʌp/"]/, UK: /["/ˈbækʌp/"]/. Listen to the audio above to hear native pronunciation.

When should I use Backup?

Use in tech contexts when discussing data safety. Formal in business settings, neutral in casual conversations. Avoid in informal spoken language.

What CEFR level is Backup?

"Backup" is at C1 level on the CEFR scale.