'main file' definitions:
Definition of 'main file'
From: WordNet
noun
(computer science) a computer file that is used as the authority in a given job and that is relatively permanent [syn: master file, main file]
Definition of 'main file'
From: GCIDE
- main file \main file\ n. (computers) A file that is used as the authority in a given job and that is relatively permanent.
- Syn: master file. [WordNet 1.5]