We found 3 dictionaries that define the word system administrators:

General (2 matching dictionaries)

1. system administrators: Vocabulary.com
2. System administrators: TheFreeDictionary.com

Computing (1 matching dictionary)

3. System administrators: Encyclopedia

(Note: See system_administrator as well.)

Definitions from Wiktionary (system administrator) ▸ noun:  A person whose job it is to maintain computer or network systems. ▸ Also see system_administrator ▸ Words similar to system administrators ▸ Usage examples for system administrators ▸ Idioms related to system administrators ▸ Wikipedia articles (New!) ▸ Words that often appear near system administrators ▸ Rhymes of system administrators ▸ Invented words related to system administrators