14. (adj.)security pertaining to security: strict security measures.
Etymology: (1400–50; late ME securytye, securite(e) < L sēcūritās)
Definition of 'security'
Princeton's WordNet
1. (noun)security the state of beingfree from danger or injury "we support the armed services in the name of national security"
2. (noun)security, protection defense against financial failure; financial independence "his pension gave him security in his old age"; "insurance provided protection against loss of wages due to illness"
3. (noun)security freedom from anxiety or fear "the watch dog gave her a feeling of security"
6. (noun)security, security department a department responsible for the security of the institution's property and workers "the head of security was a former policeman"
8. (noun)security system, security measure, security an electrical device that sets off an alarm when someone tries to break in
9. (noun)security, security measures measures taken as a precaution against theft or espionage or sabotage etc. "military security has been stepped up since the recent uprising"
5. (noun)security that which secures or makes safe; protection; guard; defense
6. (noun)security something given, deposited, or pledged, to make certain the fulfillment of an obligation, the performance of a contract, the payment of a debt, or the like; surety; pledge
7. (noun)security one who becomes surety for another, or engages himself for the performance of another's obligation
Sense: the state of being, or making safe, secure, free from danger etc the security of a happy home; This alarm system will give the factory some security; There has to be tight security at a prison; (; a security guard.