subfile

noun sub·file \ ˈsəb-ˌfī(-ə)l \
variants: or sub-file

Definition of subfile

plural subfiles or sub-files
: a file (such as a computer file) that is part of a larger file or derived from parts of larger files
  • You simply search through existing files for all the records matching a particular set of criteria and designate those records as a subfile.
  • —Robert Moskowitz

First Known Use of subfile

1962

in the meaning defined above

See Words from the same year
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