What's the difference between mandatory and obligatory?

Mandatory


Definition:

  • (a.) Containing a command; preceptive; directory.
  • (n.) Same as Mandatary.

Example Sentences:

  • (1) It can also solve a lot of problems – period.” However, Trump did not support making the officer-worn video cameras mandatory across the country, as the Democratic frontrunner Hillary Clinton has done , noting “different police departments feel different ways”.
  • (2) Thus neither the presence of changes in RS-T segment or T wave nor the absence of QRS changes are mandatory for the diagnosis of SEMI; this invalidates the common assumption that the diagnosis is not justified unless these conditions are met.
  • (3) With improved monitoring, the use of smaller, more flexible endoscopes, and more experience, routine general anesthesia in children less than 3 years of age, as recommended in the past, may not be mandatory.
  • (4) Results of venous thrombectomies are particularly astonishingly good in phlegmasia coerulea and it is therefore mandatory to transfer all fresh cases of thrombosis of the deep veins of the peelvis and lower extremities to an angiologic center in order to differentiate cases for fibrinolytic therapy, from those which require surgical intervention.
  • (5) Additional criteria such as diagnosis by culture are, therefore, mandatory.
  • (6) Fast surgical intervention is mandatory to prevent myocardial infarction or to limit the extent of injury.
  • (7) The cooperation between physiatrist and gynecologist is mandatory.
  • (8) If LTP is to be effective, thorough coagulation with tender blanching effects is mandatory.
  • (9) Policies recommending quarantine, isolation, mandatory testing of certain populations, and vigorous public education are explored.
  • (10) Both groups received ventilatory management involving intermittent mandatory ventilation.
  • (11) Most of these patients were managed without paralysis using intermittent mandatory ventilation and positive-end expiratory pressure (PEEP).
  • (12) Adam Suckling, the corporate affairs director of News Corp Australia, said the provision should be considered alongside mandatory data retention and other security legislation that had passed the parliament in the past year.
  • (13) A close post-operative follow-up is mandatory, since most of the failures were caused by loss of the Jones' tube.
  • (14) However, because the potential exists for recurrence of the cardiac tumor, for enlargement of the cerebral lesions, or for late development of cerebral lesions, long term follow-up is mandatory and a vigorous work-up must be pursued if the patient again becomes symptomatic or develops central nervous system manifestations for the first time.
  • (15) In October 2014 an Aboriginal woman died while being detained for mandatory alcohol treatment .
  • (16) Since the importation of toxin-producing diphtheria bacteria is unavoidable and may occur at all times, universal active immunisation in childhood, as well as timely revaccination of adolescents and adults, are mandatory prophylactic measures to prevent new epidemics.
  • (17) Relief of the increased intrapericardial pressure is mandatory to establish adequate cardiac output.
  • (18) To offer these individuals the optimum result, it is mandatory to have close liaison with an orthodontic colleague.
  • (19) Two interview surveys were conducted with AFDC and HR (general assistance) Medicaid eligibles, the first under the fee-for-service system servicing the Medicaid population, and the second 18 months after the introduction of a mandatory, prepaid managed care system for Medicaid beneficiaries.
  • (20) However, aortography is mandatory for complete preoperative evaluation.

Obligatory


Definition:

  • (a.) Binding in law or conscience; imposing duty or obligation; requiring performance or forbearance of some act; -- often followed by on or upon; as, obedience is obligatory on a soldier.

Example Sentences:

  • (1) It is important to note that the proposed mechanism is not obligatory for androgen or other steroid hormone action.
  • (2) However, besides these obligatory alterations a high inter- and intraindividual variability of structural aspects is found in MS lesions.
  • (3) The presence of the other islet cell-types may be obligatory for these appropriate responses.
  • (4) From the derived cell flux in these compartments we suggest that 1) many more pre-B cells are produced than needed by the peripheral B cell pool; 2) if TdT is an obligatory stage in B cell genesis, there must be at least two cell cycles in the pre-B cell compartment; 3) if it is not, the TdT+ stage may be bypassed, with HIS24+TdT-Ig- cells perhaps feeding directly into the pre-B cell compartment.
  • (5) Neither cytochrome a nor cytochrome c appears to be an obligatory intermediate in cyanide-sensitive nicotinamide adenine dinucleotide oxidation in B. subtilis.
  • (6) Thus, the results of this study indicate that retinal is an obligatory intermediate in the hepatic production of retinoic acid from retinol and that cytosolic and microsomal retinol dehydrogenases play a key role in this process.
  • (7) Thus, even though LPS is a potent inducer of IFN-beta in murine macrophages, class I IFN expression may not be an obligatory intermediate event in the LPS-driven activation of ISRE binding activity.
  • (8) The four hosts (Mollusc -- Crustacean -- Odonat -- Amphibian) are obligatory in the life cycle for it is impossible to infect the Insects directly with the cecariae or the frog (tadpoles as well as adults) with the mesocercariae.
  • (9) The synergistic actions of E2 and either AA, the obligatory precursor of PGF2 alpha, or A23187, an enhancer of AA release from phospholipid stores, point to a stimulatory effect of E2 on prostaglandin synthase activity.
  • (10) No wt-1 expression was detected at any stage of tooth development showing that wt-1 is not obligatory for regulation of Egr-1 expression.
  • (11) These findings show that class switch by deletion of DNA regions in mature plasma cells is not obligatory for the secretion of immunoglobulin classes other than IgM.
  • (12) Serotonin plays an obligatory role in the initiation and expression of leech feeding behavior by its differential modulation of central neuronal networks and peripheral glands and muscles.
  • (13) However, in spite of these similarities, they differentially stimulate estrogenic responses that were previously thought to be interrelated and obligatory for full estrogenic action.
  • (14) These results, together with data from the native proteins, are consistent with obligatory 1-electron transfer between dehydrogenase and ETF possibly involving the exposed dimethylbenzene edge of ETF.
  • (15) Although Mg2+ is absolutely required for activation of adenylate cyclase by the GTP analogue guanosine 5'-[beta gamma-imido]triphosphate (p[NH]ppG), it is not obligatory for p[NH]ppG-stimulated ADP-ribosylation by cholera toxin.
  • (16) This suggests that normally the midline floor plate cells do provide guidance cues, but that these cues are not obligatory.
  • (17) The protein supply recommended for a certain age group should not be obligatory for the individual child.
  • (18) The results strongly suggest that the obligatory antigen processing event required for helper T cell recognition of alloantigen is simply the insertion of the alloantigen into the same membrane bilayer as the syngeneic Ia restricting element.
  • (19) This new function is derived by assuming that all chromosome arms except the short arms of acrocentric chromosomes hav an obligatory chiasma, and that the remaining chiasmata are distributed at random; assumptions which may correspond reasonably well to reality.
  • (20) Its somewhat unique features have attracted widespread interest both nationally and internationally and may be seen as part of an international movement towards obligatory CME in Western Medicine.