What's the difference between imperative and necessary?

Imperative


Definition:

  • (a.) Expressive of command; containing positive command; authoritatively or absolutely directive; commanding; authoritative; as, imperative orders.
  • (a.) Not to be avoided or evaded; obligatory; binding; compulsory; as, an imperative duty or order.
  • (a.) Expressive of commund, entreaty, advice, or exhortation; as, the imperative mood.
  • (n.) The imperative mood; also, a verb in the imperative mood.

Example Sentences:

  • (1) It is imperative that NPs know how to assess for victimization and safety and that they provide patients with needed information about community services.
  • (2) Old lefties who have failed to understand the imperatives of electoral politics for 40 years are never going to change their minds.
  • (3) In order to reduce the devasting effects of enteric diseases among children born to mothers in tropical countries of Africa and Asia, it is imperative that all health workers understand the cultural and social perceptions of their clients towards the disease in question.
  • (4) Future research imperatives should include differentiating between depressive symptoms and diagnoses, investigating the use of interviewer-administered measures of depression as screening tools, and investigating the relationships between depression, physiologic disease, and use of health services.
  • (5) What’s imperative from an organizational standpoint, he added, is “understanding where voters are, what their concerns are, and building a sophisticated operation around that.
  • (6) Emergent management is imperative for convulsive tonic-clonic (grand mal) status epilepticus, but there are nonconvulsive types of status epilepticus in which the problem is more one of correct diagnosis than emergent management.
  • (7) In order to discriminate between these two activities and optimize potentially therapeutic ribozymes, it is imperative to develop in vivo assays in which the antisense activity of ribozymes is negligible.
  • (8) Its recognition is imperative in the overall management of the trauma patient.
  • (9) In short, there is a cultural imperative to love the panda that even the pandapathetic find hard to ignore.
  • (10) To empower these nurses to respond effectively, it is imperative that the profession be reclarified as a specialty with a distinct philosophy and mission.
  • (11) She says: "There is a democratic imperative for the arts to show why the hard-pressed taxpayer – struggling with the cost of living crisis – should fund the arts.
  • (12) Monti introduced balanced budgets into the Italian constitution, effectively neutering its provisions for social need's precedence over market imperatives.
  • (13) It is imperative that health professionals have accurate knowledge about HIV infection and feel comfortable as they educate parents and children about this major health problem confronting society.
  • (14) Performance differences between simple and selective response tasks appear to depend not upon differential preparation, but upon selective processing of the imperative signal, which is reflected in the N120 component of the visual evoked response to that signal.
  • (15) Therefore, early aggressive management of persistently draining wounds after TKA is imperative.
  • (16) The delay of voiding until imperative desire to urinate must be avoided.
  • (17) In 3 patients with an imperative indication for conservative surgery a second tumor occurred in the kidney: 2 were treated with further parenchyma sparing operations, while in 1 with poor physical condition no further measures were possible.
  • (18) Light-emitting diodes (LEDs) were used as the warning stimulus (S1) and the imperative stimulus (S2), and a different electrode was placed on Cz according to the international 10-20 system.
  • (19) That is to say, besides the obviously imperative therapeutic action, a prophylaxis is also a necessity.
  • (20) Finally, the rapidly expanding problem of the acquired immunodeficiency syndrome among some minority populations provides both an imperative and an opportunity to learn how model prevention programs should be designed and executed.

Necessary


Definition:

  • (a.) Such as must be; impossible to be otherwise; not to be avoided; inevitable.
  • (a.) Impossible to be otherwise, or to be dispensed with, without preventing the attainment of a desired result; indispensable; requiste; essential.
  • (a.) Acting from necessity or compulsion; involuntary; -- opposed to free; as, whether man is a necessary or a free agent is a question much discussed.
  • (n.) A thing that is necessary or indispensable to some purpose; something that one can not do without; a requisite; an essential; -- used chiefly in the plural; as, the necessaries of life.
  • (n.) A privy; a water-closet.
  • (n.) Such things, in respect to infants, lunatics, and married women, as are requisite for support suitable to station.

Example Sentences:

  • (1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
  • (2) The low affinity of several N1-alkylpyrroleethylamines suggests that the benzene portion of the alpha-methyltryptamines is necessary for significant affinity.
  • (3) Intravesical BCG is clearly superior to oral BCG, and controlled studies have demonstrated that percutaneous administration is not necessary.
  • (4) These studies show that metabolic activation is necessary for the expression of the mutagenic activity of aflatoxins B1 and G1 in N. crassa.
  • (5) In practice, however, the necessary dosage is difficult to predict.
  • (6) In order to control noise- and vibration-caused diseases it was necessary not only to improve machines' quality and service conditions but also to pay special attention to the choice of operators and to the quality of monitoring their adaptation process.
  • (7) It is likely that trunk mobility is necessary to maintain integrity of SI joint and that absence of such mobility compromises SI joint structure in many paraplegics.
  • (8) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
  • (9) Obamacare price hikes show that now is the time to be bold | Celine Gounder Read more No longer able to keep patients off their plans outright, insurers have resorted to other ways to discriminate and avoid paying for necessary treatments.
  • (10) Duesberg contends that HIV is neither necessary nor sufficient to cause AIDS.
  • (11) It is therefore necessary, to look at typical clinical manifestations, i.e.
  • (12) We have examined the in vitro membrane assembly characteristics of a variety of leader peptidase mutants and found that domains required for insertion in vivo are also necessary for insertion in vitro.
  • (13) Two hours after the administration, the combinations of ethanol plus diazepam and ethanol plus meclophenoxate impaired significantly the number of necessary repetitions.
  • (14) The first experiment gave good results, although only one participant had any previous experience of hinge axis location, and it is debatable whether or not this experience is necessary before satisfactory results can be obtained.
  • (15) For consistent identification of the normal pancreas, preliminary longitudinal scanning at, or near, the mid-line and subsequent oblique scanning in the long axis are necessary prerequisites in delineating the anatomic outline of the pancreas.
  • (16) Survival and healing of "extremely severe" grade intoxication can only be obtained through a surgical intervention within the first hours; a laparotomy will indicate the depth of the lesions, which is not determined by endoscopy, and will consist of Celerier's stripping method and if necessary a gastrectomy, more seldom a cephalic duodeno-pancreatectomy.
  • (17) Socio-economic improvement or behavioural changes appear necessary for the control of trachoma in endemic areas.
  • (18) This stimulation is mediated by one receptor with an apparent affinity of 3.3 X 10(-6) M. The hydroxyl group in the para position on phenylethanolamine was absolutely necessary to obtain an agonist whereas the meta hydroxyl group or the presence of a catechol almost suppressed the activity.
  • (19) Provided that adequate reflection is given and the appropriate moment chosen, it is well tolerated and provides all the necessary information.
  • (20) Total excisional biopsy is necessary to properly assess an adenoma microscopically.