What's the difference between must and require?

Must


Definition:

  • (v. i. / auxiliary) To be obliged; to be necessitated; -- expressing either physical or moral necessity; as, a man must eat for nourishment; we must submit to the laws.
  • (v. i. / auxiliary) To be morally required; to be necessary or essential to a certain quality, character, end, or result; as, he must reconsider the matter; he must have been insane.
  • (n.) The expressed juice of the grape, or other fruit, before fermentation.
  • (n.) Mustiness.
  • (v. t. & i.) To make musty; to become musty.

Example Sentences:

  • (1) Such a signal must be due to a small ferromagnetic crystal formed when the nerve is subjected to pressure, such as that due to mechanical injury.
  • (2) The catheter must be meticulously fixed to the skin to avoid its movement.
  • (3) The significance of minor increases in the serum creatinine level must be recognized, so that modifications of drug therapy can be made and correction of possibly life-threatening electrolyte imbalances can be undertaken.
  • (4) One must be suspicious of any gingival lesion, particulary if there is a sudden onset of bleeding or hyperplasia.
  • (5) For assessment of clinical status, investigators must rely on the use of standardized instruments for patient self-reporting of fatigue, mood disturbance, functional status, sleep disorder, global well-being, and pain.
  • (6) To this figure an additional 250,000 older workers must be added, who are no longer registered as unemployed but nevertheless would be interested in finding another job.
  • (7) They had learned through hard experience what Frederick Douglass once taught -- that freedom is not given, it must be won, through struggle and discipline, persistence and faith.
  • (8) Careful attention must be given to antibiotic choice as well as the dose and duration of therapy.
  • (9) Before carrier vaccines are applied, these risks must be thoroughly evaluated case-by-case.
  • (10) This suggests that molars do not maintain a fixed relationship to incisors over time, and extreme care must be taken to standardize an experiment to a specific body weight when using this method.
  • (11) For retrospective action to be taken, and an FA charge to follow, the decision of the panel must be unanimous.” The match between the sides ended in acrimony and two City red cards.
  • (12) Although esmolol may be used as a primary hypotensive agent, the potential for marked myocardial depression must be recognized.
  • (13) After the diagnosis of a soft-tissue injury (sprain, strain, or contusion) has been made, treatment must include an initial 24- to 48-hour period of RICE.
  • (14) Since the plasmid-cured strains did not contain DNA sequences homologous to plasmid DNA, the gene for the free-inclusion protein must be encoded in the chromosome.
  • (15) If women psychiatrists are to fill some of the positions in Departments of Psychiatry, which will fall vacant over the next decade, much more attention must be paid to eliminating or diminishing the multiple obstacles for women who chose a career in academic psychiatry.
  • (16) Research must continue to determine the optimal regimen that suppresses testosterone activity with the least amount of toxicity.
  • (17) Renal arteriography is therefore alone capable of answering two primordial questions: "Must surgery be undertaken and when operating, what surgical tactics to adopt".
  • (18) Which must make yesterday's jobs figures doubly alarming for the coalition.
  • (19) It is commonly assumed that the visual resolution limit must be equal to or less than the Nyquist frequency of the cone mosaic.
  • (20) In assessing damaged nets and curtains it must be recognised that anything less than the best vector control may have no appreciable impact on holoendemic malaria.

Require


Definition:

  • (v. t.) To demand; to insist upon having; to claim as by right and authority; to exact; as, to require the surrender of property.
  • (v. t.) To demand or exact as indispensable; to need.
  • (v. t.) To ask as a favor; to request.

Example Sentences:

  • (1) A 2.5-month-old child with cyanotic heart disease who required long-term PGE1 infusions; developed widespread periosteal reactions during the course of therapy.
  • (2) Patients with normal echocardiogram and ECG on admission do not require intensive care monitoring.
  • (3) More than 2 months after the combined treatment were required for the suppression.
  • (4) It involves creativity, understanding of art form and the ability to improvise in the highly complex environment of a care setting.” David Cameron has boosted dementia awareness but more needs to be done Read more She warns: “To effect a cultural change in dementia care requires a change of thinking … this approach is complex and intricate, and can change cultural attitudes by regarding the arts as central to everyday life of the care home.” Another participant, Mary*, a former teacher who had been bedridden for a year, read plays with the reminiscence arts practitioner.
  • (5) Blatter requires a two-thirds majority of the 209 voters to triumph in the opening round, with a simple majority required if it goes to a second round.
  • (6) In platform shoes to emulate Johnson's height, and with the aid of prosthetic earlobes, Cranston becomes the 36th president: he bullies and cajoles, flatters and snarls and barks, tells dirty jokes or glows with idealism as required, and delivers the famous "Johnson treatment" to everyone from Martin Luther King to the racist Alabama governor George Wallace.
  • (7) Even so, amputation of fifteen extremities and four other major excisions were required in twelve patients.
  • (8) However, its identity requires further characterization.
  • (9) Past imaging techniques shown in the courtroom have made the conventional rules of evidence more difficult because of the different informational content and format required for presentation of these data.
  • (10) Further studies are required to elucidate specific roles of the steroid-induced proteins in the effects of glucocorticoids on HTM and HS cells.
  • (11) As the requirements to store and display these images increase, the following questions become important: (a) What methods can be used to ensure that information given to the physician represents the originally acquired data?
  • (12) Maximal covalent binding of [4,5-14C]ronidazole to DNA also required four-electron reduction, consistent with previous studies of the covalent binding of this agent to immobilized sulfhydryl groups [Kedderis et al.
  • (13) Most patients of the bopindolol-group needed 1 mg once daily as compared to those on the nifedipine who required 20 mg b.i.d.
  • (14) Throughout the period of rehabilitation, the frequent changes of a patient's condition may require a process of ongoing evaluation and appropriate adjustments in the physical therapy program.
  • (15) Breast reconstruction should not be limited to the requiring patients, but should represent, in selected cases with favourable prognosis, an integrative and complementary procedure of the treatment.
  • (16) A domain containing a CA repeat, similar to ones found in other late, cAMP-induced Dictyostelium genes, is required for cAMP-induced and developmental expression.
  • (17) Many problems at the macroscopic level require clarification of how an animal uses a compartment of suite of muscles and whether morphological differences reflect functional ones.
  • (18) Although the longest period required for resolving weakness was three days, the MRI, the CT and the electroencephalogram revealed no significant abnormality.
  • (19) T cell costimulation by molecules on the antigen presenting cell (APC) is required for optimal T cell proliferation.
  • (20) In contrast, HEL antigen requires metabolically active cells for both of these processes.