security system

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. (computing) a system that enforces boundaries between computer networks
• Topics:
computer science, computing
• Hypernyms:
system
• Hyponyms:
firewall
2. an electrical device that sets off an alarm when someone tries to break in
• Syn:
security measure, security
• Hypernyms:
electrical device