security
Từ điển Collocation
security noun
1 feeling safe/being free from worry
ADJ. greater | emotional, psychological | economic, financial | job
VERB + SECURITY have They have the security of a good home. | give (sb), provide (sb with) He gave her the emotional security she needed.
PHRASES be lulled into a false sense of security, a feeling/sense of security, the security of tenure
2 to protect sb/sth from thieves, attack, war, etc.
ADJ. maximum, top Screw windows to the frame for maximum security. a maximum security prison | heightened | strict, tight | lax | collective | national, state | internal | personal | home
VERB + SECURITY ensure, provide (sb with) | improve, strengthen, tighten (up) We need to tighten security around the hotel during the president's visit. | compromise, undermine The leaking of secrets from the Defence Ministry has compromised national security.
SECURITY + NOUN apparatus, forces, services | adviser, guard, man, people, personnel, staff | arrangements, matters, measures, policy, system | check | risk | camera, device, van, video
PREP. ~ against The bars are to provide security against break-ins.
PHRASES for security reasons For security reasons, passengers are requested not to leave any luggage unattended. | peace and security
3 when you borrow money
VERB + SECURITY lend sth on | stand His father agreed to stand security for his son's house-purchase loan. | take (sth as)
PREP. against the ~ of The bank will make a loan against the security of the lender's house. | as ~ She pledged her jewellery as security for a £50,000 loan. | ~ for 4 securities share documents
ADJ. company, government | foreign, overseas | listed, unlisted | gilt-edged
VERB + SECURITY issue | buy | sell
Từ điển WordNet
n.
- the state of being free from danger or injury
we support the armed services in the name of national security
- a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends; certificate
he held several valuable securities
- a department responsible for the security of the institution's property and workers; security department
the head of security was a former policeman
- measures taken as a precaution against theft or espionage or sabotage etc.; security measures
military security has been stepped up since the recent uprising
- defense against financial failure; financial independence; protection
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
- an electrical device that sets off an alarm when someone tries to break in; security system, security measure
- property that your creditor can claim in case you default on your obligation; surety
bankers are reluctant to lend without good security
- a guarantee that an obligation will be met; surety
Microsoft Computer Dictionary
n. The technologies used to make a service resistant to unauthorized access to the data that it holds or for which it is responsible. A major focus of computer security, especially on systems that are accessed by many people or through communications lines, is the prevention of system access by unauthorized individuals.
Bloomberg Financial Glossary
抵押品|保证金|保证抵押品；保证金；保证
Piece of paper that proves ownership of stocks, bonds, and other investments.
Investopedia Financial Terms
Security
An instrument representing ownership (stocks), a debt agreement (bonds) or the rights to ownership (derivatives).
Investopedia Says:
A security is essentially a contract that can be assigned a value and traded.
Examples of a security include a note, stock, preferred share, bond, debenture, option, future, swap, right, warrant, or virtually any other financial asset.
File Extension Dictionary
Javasoft JRE 1.3 Library Security File
English Synonym and Antonym Dictionary
securities
syn.: certificate protection security department security measure security measures security system surety
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