Synonyms for file extension
- noun
Most common
Definitions
- n. 1
A short series of text characters at the end of a computer filename, used to indicate the type of contents and the software that will be required to operate or open it.
A text file may have a file extension of .txt.
Related words
- Is a kind of
- extension
By length
- 9 letters
- extension3
The small number after each word is its number of syllables (extension3 = 3 syllables).