| 1. |
(noun) measures taken as a precaution against theft or espionage or sabotage etc.; "military security has been stepped up since the recent uprising" |
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Synonyms: security |
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Related Words: precaution, safeguard |
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| 2. |
(noun) an electrical device that sets off an alarm when someone tries to break in |
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Synonyms: security, security system |
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Related Words: electrical device |
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