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File extension
noun
Word Frequency:
0.3
Definitions
1.
noun
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."
Synonyms
filename extension
filename suffix
short file name
suffix
terminator
name
delimiter
code
word
format string
font
filemark
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