Synonym: compelling, compulsory, essential, exigent, imperative, important, needed, obligatory, required, urgent. Similar words: incessant, recessive, recession, adversary, essay, anniversary, go to pieces, access. Meaning: ['nesɪsərɪ /-srɪ] 
n. anything indispensable. adj. 1. absolutely essential 2. unavoidably determined by prior circumstances.
n. anything indispensable. adj. 1. absolutely essential 2. unavoidably determined by prior circumstances. 
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211. The government, when necessary has recourse to the armed forces.
212. It will be necessary to create a regime to monitor compliance with the agreements.
213. If necessary X-rays and blood tests will also be used to aid diagnosis.
214. The government said it would to whatever was necessary to smash the rebellion.
215. It is both important and necessary to note this difference.
215. Wish you can benefit from our online sentence dictionary and make progress day by day!
216. Reorganization is necessary on the distributive side of this industry.
217. If the school continues to gain in stature, it will attract the necessary financial support.
218. It is necessary to distinguish the policies of two successive governments.
219. A good diet is necessary for maintaining a healthy body.
220. It has been necessary to restrict entry into the club.
221. Neither party had the majority necessary to form a government .
222. The army needs men who are willing to fight,(sentencedict.com) when necessary.
223. My brother had gotten the upper hand in their fight, but I was kept standing by if necessary.
224. All the rigging had been examined, and renewed where necessary.
225. I don't want to go into any more detail than absolutely necessary.
226. When necessary, instinct is the most reliable resource you can fall back on.
227. Some forethought and preparation is necessary before you embark on the project.
228. She struggled to get the necessary finance for her training.
229. Supporters of the treaty say that it will be necessary to have the United States on board.
230. The minister was quoted as saying that the government would do whatever was necessary to restore order.
231. If you're going into teaching, energy is a necessary commodity.
232. They are not afraid to tackle the issues or let the sparks fly when necessary.
233. I couldn't enter the country because I didn't have all the necessary documentation.
234. We have a flexible approach to what we're doing that allows us to make any necessary changes as we go along.
235. They failed to take the necessary precautions to avoid infection.
236. I'd scarcely have done it if I didn't think it was absolutely necessary.
237. Use a kettle with an automatic cut-out so it doesn't boil for longer than necessary.
238. Adaptability is a necessary quality in an ever-changing work environment.
239. Is it necessary for us to meet/necessary that we meet?
240. Some nursing experience is a necessary qualification for this job.
More similar words: incessant, recessive, recession, adversary, essay, anniversary, go to pieces, access, excess, process, processor, excessive, processing, accessible, in excess of, successfully, due process of law, neck, as a rule, connect, as a result, connection, as a result of, assail, vassal, pass away, fortune cookie, assault, passage, be connected with.