We found 6 dictionaries that define the word group identifier:

General (2 matching dictionaries)

1. group identifier: Dictionary.com
2. Group identifier (Unix), Group identifier: Wikipedia, the Free Encyclopedia

Computing (3 matching dictionaries)

3. group identifier: Free On-line Dictionary of Computing
4. group identifier, Group identifier: Encyclopedia

Medicine (1 matching dictionary)

5. online medical dictionary (No longer online)

Definitions from Wikipedia (Group identifier) ▸ noun:  In Unix-like systems, multiple users can be put into groups. ▸ Words similar to group identifier ▸ Usage examples for group identifier ▸ Idioms related to group identifier ▸ Wikipedia articles (New!) ▸ Words that often appear near group identifier ▸ Rhymes of group identifier ▸ Invented words related to group identifier