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Definition upgrade in British English

upgrade noun

[countable] noun
/ˈʌpˌɡreɪd/
1

a piece of equipment or software designed to make a computer more powerful

Example

hardware upgrades

Synonyms and related words
1.1

the process of upgrading a computer

Synonyms and related words
2

the fact of being given a plane seat or hotel room that is better than the one that you have paid for

Definition upgrade in British English