file extensionnoun [ C ]
uk/ˈfaɪl ɪkˌsten.ʃən/us/ˈfaɪl ɪkˌsten.ʃən/a dot followed by three letters, such as .doc or .jpg, that forms the end of the name of a computer document:
Be sure to type in the document name and file extension before you click "save".
Thesaurus: synonyms and related words
Computer concepts
- aeroplane mode
- airplane mode
- atomicity
- augmented reality
- back end
- clone
- cloud
- corruption
- default to sth
- electronic
- gigabyte
- GUI
- multimedia
- reboot
- template
- tuple
- virtual
- virtually
- web hosting
- what you see is what you get idiom
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