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say it: si-KYUUR-uh-tee
security is a noun meaning "the state of being free from danger or injury". It carries 9 recorded senses.
the state of being free from danger or injury
“we support the armed services in the name of national security”
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”
freedom from anxiety or fear
“the watch dog gave her a feeling of security”
a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends
“he held several valuable securities”
property that your creditor can claim in case you default on your obligation
“bankers are reluctant to lend without good security”
a department responsible for the security of the institution's property and workers
“the head of security was a former policeman”
an electrical device that sets off an alarm when someone tries to break in
measures taken as a precaution against theft or espionage or sabotage etc.
“military security has been stepped up since the recent uprising”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for security come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.