security meaning
EN
[sɪˈkjʊəɹəti] [sɪˈkjɔːɹəti] [səˈkjɔɹ.ɪˌti] [səˈkjɔɹ.ɪˌɾi] [səˈkjʊɹ.ɪˌti] [səˈkjʊɹ.ɪˌɾi] 
US WSecurity
- Security is the degree of resistance to, or protection from, harm. It applies to any vulnerable and valuable asset, such as a person, dwelling, community, nation, or organization.
- As noted by the Institute for Security and Open Methodologies (ISECOM) in the OSSTMM 3, security provides "a form of protection where a separation is created between the assets and the threat.
- NounPLsecuritiesSUF-ity
- (uncountable) The condition of not being threatened, especially physically, psychologically, emotionally, or financially.
- (countable) Something that secures.
- An organization or department responsible for providing security by enforcing laws, rules, and regulations as well as maintaining order.
- The threat of terrorism to the British lies in the overreaction to it of British governments. Each one in turn clicks up the ratchet of surveillance, intrusion and security. Each one diminishes liberty.
- (law) Something that secures the fulfillment of an obligation or law.
- (law) Freedom from apprehension.
- (finance, often used in plural) A tradeable financial asset, such as a share of stock.W.
- (finance) Proof of ownership of stocks, bonds or other investment instruments.
- (finance) Property etc. temporarily relinquished to guarantee repayment of a loan.
- A guarantee.
- (obsolete) Carelessness; negligence.
- (uncountable) The condition of not being threatened, especially physically, psychologically, emotionally, or financially.
- More Examples
- Used in the Middle of Sentence
- This logic keys off the user's social security number
- We need you to buy us some time, so distract the security guard for a few minutes.
- On this evidence they will certainly face tougher tests, as a depleted Newcastle side seemed to bask in the relative security of being ninth in the table.
- Used in the Ending of Sentence
- Inevitably, it turns out, singing other people's songs or having to collaborate with one's bandmates can sometimes feel like a prison sentence, albeit one with velvet handcuffs and minimum security.
- Younis is now serving 30 years in maximum security.
- Used in the Middle of Sentence
Definition of security in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Singularia tantum
- Uncountable nouns
- Uncountable nouns
- Countable nouns
- Nouns
Source: Wiktionary
Grammatically, this word "security" is a noun, more specifically, a countable noun and a singularia tantum.