What's the difference between critical and essential?

Critical


Definition:

  • (n.) Qualified to criticise, or pass judgment upon, literary or artistic productions.
  • (n.) Pertaining to criticism or the critic's art; of the nature of a criticism; accurate; as, critical knowledge; a critical dissertation.
  • (n.) Inclined to make nice distinctions, or to exercise careful judgment and selection; exact; nicely judicious.
  • (n.) Inclined to criticise or find fault; fastidious; captious; censorious; exacting.
  • (n.) Characterized by thoroughness and a reference to principles, as becomes a critic; as, a critical analysis of a subject.
  • (n.) Pertaining to, or indicating, a crisis, turning point, or specially important juncture; important as regards consequences; hence, of doubtful issue; attended with risk; dangerous; as, the critical stage of a fever; a critical situation.

Example Sentences:

  • (1) The newborn with critical AS typically presents with severe cardiac failure and the infant with moderate failure, whereas children may be asymptomatic.
  • (2) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
  • (3) The interaction of the antibody with both the bacterial and the tissue derived polysialic acids suggests that the conformational epitope critical for the interaction is formed by both classes of compounds.
  • (4) Ursodeoxycholate was the only dihydroxy bile salt which was able to solubilize phospholipid (although not cholesterol) below the critical micellar concentration.
  • (5) The pathology resulting from a missense mutation at residue 403 further suggests that a critical function of myosin is disrupted by this mutation.
  • (6) The criticism over the downgrading of the leader of the Lords was led by Lord Forsyth of Drumlean, a former Scotland secretary, who is a respected figure on the right.
  • (7) Anaerobes, in particular Bacteroides spp., are the predominant bacteria present in mixed intra-abdominal infections, yet their critical importance in the pathogenicity of these infections is not clearly defined.
  • (8) Even former Florida governor Jeb Bush, one of Trump’s chief critics, said ultimately, “anybody is better than Hillary Clinton”.
  • (9) Also critical to Mr Smith's victory was the decision over lunch of the MSF technical union's delegation to abstain on the rule changes.
  • (10) Critics say he is unelectable as prime minister and will never be able to implement his plans, but he has nonetheless pulled attention back to an issue that many thought had gone away for good.
  • (11) The high incidence of infant astigmatism has implications for critical periods in human visual development and for infant acuity.
  • (12) It isn't share ownership but the way people are managed that's critical.
  • (13) GlaxoSmithKline was unusually critical of the decision by Nice, the National Institute for Health and Clinical Excellence, and also the Scottish Medicines Consortium, to reject its drug belimumab (brand name Benlysta) in final draft guidance.
  • (14) The present studies indicated that the critical level at which HbCO influenced VO2 max was approximately 4.3%.
  • (15) Brewdog backs down over Lone Wolf pub trademark dispute Read more The fast-growing Scottish brewer, which has burnished its underdog credentials with vocal criticism of how major brewers operate , recently launched a vodka brand called Lone Wolf.
  • (16) Last week the WHO said the outbreak had reached a critical point, and announced a $200m (£120m) emergency fund.
  • (17) Critical in this understanding are the subtle changes that occur in the individual patient, reflecting the natural history of the disease or response to its treatment.
  • (18) That’s a criticism echoed by Democrats in the Senate, who issued a report earlier this month criticising Republicans for passing sweeping legislation in July to combat addiction , the Comprehensive Addiction and Recovery Act (Cara), but refusing to fund it.
  • (19) He's called out for his lack of imagination in a stinging review by a leading food critic (Oliver Platt) and - after being introduced to Twitter by his tech-savvy son (Emjay Anthony) - accidentally starts a flame war that will lead to him losing his job.
  • (20) Critics of wind power peddle the same old myths about investment in new energy sources adding to families' fuel bills , preferring to pick a fight with people concerned about the environment, than stand up to vested interests in the energy industry, for the hard-pressed families and pensioners being ripped off by the energy giants.

Essential


Definition:

  • (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.