Synonym: certificate, protection, security department, security measure, security measures, security system, surety. Similar words: curious, secular, prosecutor, consecutive, prosecution, minority, priority, authority. Meaning: [sɪ'kjʊrətɪ /-kjʊər-] 
n. 1. the state of being free from danger or injury 2. a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends 3. a department responsible for the security of the institution's property and workers 4. measures taken as a precaution against theft or espionage or sabotage etc. 5. defense against financial failure; financial independence 6. freedom from anxiety or fear 7. an electrical device that sets off an alarm when someone tries to break in 8. property that your creditor can claim in case you default on your obligation 9. a guarantee that an obligation will be met.
n. 1. the state of being free from danger or injury 2. a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends 3. a department responsible for the security of the institution's property and workers 4. measures taken as a precaution against theft or espionage or sabotage etc. 5. defense against financial failure; financial independence 6. freedom from anxiety or fear 7. an electrical device that sets off an alarm when someone tries to break in 8. property that your creditor can claim in case you default on your obligation 9. a guarantee that an obligation will be met. 
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151. There are strict security checks on everyone entering the Opera House.
152. If it's a choice between higher pay and job security, I'd prefer to keep my job.
153. The group was considered to be a risk to national security.
154. The police say he had no connection with the security forces.
155. With technical details of the security system already circulating on the Internet, instructions for cracking it will almost certainly make their way into the computer underground.
156. The Turkish security forces have started searching for the missing men.
157. It is easy to be lulled into a false sense of security.
158. Reiss used his Brooklyn home as security for the loan.
159. She was shot during an armed raid on a security van.
160. Despite the introduction of a security shield on the new £10 stamp, counterfeits are costing the postal service millions of pounds a year.
161. Manufacturers have expended a lot of time and effort trying to improve computer security.
162. A security alert was issued after four men escaped from the prison.
163. Local people took matters into their own hands and hired their own security guards.
164. There have been calls for a new kind of security arrangement.
165. Then I had a stint as security officer in Hong Kong.
166. The hotel held onto our baggage as security while we went to the bank to get money to pay the bill.
167. Social Security refused to pay her more than ￡17 per week.
168. Two young boys were filmed stealing CDs on the security video.
169. Social security law and procedure remain a jungle of complex rules.
170. The killing was feared to be an extrajudicial execution carried out by the security forces.
171. When you rent a house here, you don't have security of tenure.
172. His father agreed to stand security for his son's house-purchase loan.
173. It is hard to understand the complex workings of the social security system.
174. The raids have drawn a strong condemnation from the United Nations Security Council.
175. A security guard with a dog patrols the building site at night.
176. The UN Security Council endorsed the recommendation submitted by the Secretary General.
177. The security forces sighted a group of young men that had crossed the border.
178. Security did not prevent an interloper from getting onto the stage at the opening ceremony.
179. Private security firms have to work strictly within the law.
180. They are now under a great deal of pressure to tighten their airport security.
More similar words: curious, secular, prosecutor, consecutive, prosecution, minority, priority, authority, celebrity, popularity, similarity, tourist, tourism, during, sec., flourish, occur, curve, execute, centurion, molecule, insect, sector, second, current, curtain, speculate, executive, execution, section.