(a.) Belonging to the essence, or that which makes an object, or class of objects, what it is.
(a.) Hence, really existing; existent.
(a.) Important in the highest degree; indispensable to the attainment of an object; indispensably necessary.
(a.) Containing the essence or characteristic portion of a substance, as of a plant; highly rectified; pure; hence, unmixed; as, an essential oil.
(a.) Necessary; indispensable; -- said of those tones which constitute a chord, in distinction from ornamental or passing tones.
(a.) Idiopathic; independent of other diseases.
Example Sentences:
(1) However, medicines have an important part to play, and it is now generally agreed that for the very poor populations medicines should be restricted to those on an 'essential drugs list' and should be made available as cheaply as possible.
(2) The results of the evaluation confirm that most problems seen by first level medical personnel in developing countries are simple, repetitive, and treatable at home or by a paramedical worker with a few safe, essential drugs, thus avoiding unnecessary visits to a doctor.
(3) Nucleotide, which is essential for catalysis, greatly enhances the binding of IpOHA by the reductoisomerase, with NADPH (normally present during the enzyme's rearrangement step, i.e., conversion of a beta-keto acid into an alpha-keto acid, in either the forward or reverse physiological reactions) being more effective than NADP.
(4) Community involvement is a key element of the Primary Health Care (PHC) approach, and thus an essential topic on a course for managers of Primary Health Care programmes.
(5) No significant fatty acid binding by proteins was detected in S. cerevisiae, even when grown on a fatty acid-rich medium, thus indicating that such proteins are not essential to fatty acid metabolism.
(6) The UK's standard position on ICC indictees is to avoid all contact unless "essential".
(7) In spite of important differences in size, chemical composition, polymer density, and configuration, biological macromolecules indeed manifest some of the essential physical-chemical properties of gels.
(8) Most cis AB sera have anti-B activity, essentially at 4 degrees C. In saliva A and H substances are found in normal amounts but B substance is only evidenced by inhibition of autologous cells agglutination.
(9) Treatment with trypsin gave essentially one radioactive peptide, the active site peptide, of approximately 2300 molecular weight.
(10) We conclude that this enzyme is essentially identical to the native enzyme and should be very useful in the future study of this important hydroxylase.
(11) Thus serum ionized calcium in untreated essential hypertensive patients may predict the blood pressure response to the slow calcium channel blocker verapamil.
(12) The effects of supervised mild aerobic exercise at the work load of the blood lactate threshold for 10 weeks on serum lipids and apolipoproteins were studied in 24 patients with essential hypertension.
(13) No other essential regulatory sequence is located further upstream.
(14) Based on the results of the Community AIM Exploratory Action, further collaborative work is required at EEC level to create an Integrated Health Information Environment (IHE) allowing essentially for integration, modularity and security.
(15) Ovarian vein sampling for androgen was essential in locating this patient's microscopic tumor.
(16) After approximately 20 in vitro passages, Chinese hamster kidney (CHK) cell cultures transformed upon exposure to different strains of SV 40 can show a diploid modal chromosome number of 22 with chromosome counts exclusively or essentially in the diploid range (20-25).
(17) An official from Cafcass, the children and family court advisory service, tried to persuade the child in several interviews, but eventually the official told the court that further persuasion was inappropriate and essentially abusive.
(18) Of 55 new open reading frames analysed by gene disruption, three are essential genes; of 42 non-essential genes that were tested, 14 show some discernible effect on phenotype and the remaining 28 have no overt function.
(19) Essential characteristics of the composite bone cement included a homogeneous and uniform fiber distribution, and a minimal increase in apparent viscosity of the polymerizing cement.
(20) The median blood levels were lower in hyperacidic subjects and higher in hypoacidic patients; the urinary excretion of the digitalis compound showed no essential differences.
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.