What's the difference between arbitrary and mandatory?

Arbitrary


Definition:

  • (a.) Depending on will or discretion; not governed by any fixed rules; as, an arbitrary decision; an arbitrary punishment.
  • (a.) Exercised according to one's own will or caprice, and therefore conveying a notion of a tendency to abuse the possession of power.
  • (a.) Despotic; absolute in power; bound by no law; harsh and unforbearing; tyrannical; as, an arbitrary prince or government.

Example Sentences:

  • (1) This developed concept of "valve only" energy loss has the potential of standardising the findings of different research groups by removing the arbitrary selection of measurement points from reported results.
  • (2) 'Vertical' sections are plane sections longitudinal to a fixed (but arbitrary) axial direction.
  • (3) In the microtitre plate assay only 45% of specific IgE was immobilized and it was necessary to express the results in arbitrary units.
  • (4) It is concluded that renin levels in hypertension are influenced by several factors and that any attempt to subdivide patients into renin subgroups is therefore arbitrary.
  • (5) In his letter Abd El Fattah highlights the arbitrary nature of many of their detentions, the torture to which thousands have probably been subjected – and the apathy towards, and often enthusiasm for, such malpractice among the public.
  • (6) Although the diagnosis of hyperlipidemia is somewhat arbitrary, in that the upper limits of normal are not universally agreed upon, it is clear that the risk of atherosclerosis increases with plasma cholesterol concentration; it may also increase in hyperglyceridemia.
  • (7) Several arbitrary definitions have been used, some related to visual estimates of coronary stenosis and others to quantitative angiographic techniques.
  • (8) More than 60% of the residents' working hours in this program exceeded the arbitrary 80-hour limit, emphasizing the challenge of complying with the imposition of maximum work hours.
  • (9) Practically, serially accumulated images with sequentially prolonged accumulation times are weighted by two arbitrary functions.
  • (10) While somewhat arbitrary, the number of drug-affected newborns, adjusted for underreporting, was about 38,000 (95% confidence interval: 30,000-45,000).
  • (11) The almost-Orwellian technology that enables the government to store and analyze the phone metadata of every telephone user in the United States is unlike anything that could have been conceived in 1979 [...] I cannot imagine a more "indiscriminate" and "arbitrary invasion" than this systematic and high-tech collection and retention of personal data on virtually every single citizen for purposes of querying and analyzing it without prior judicial approval.
  • (12) For the chain with arbitrary values of characteristic times of individual stages the maximal possible degree of the chain stability and corresponding value of the feedback coefficient are estimated.
  • (13) The cellular total polyamine (spermidine + spermine) concentration on the slides varied between 4 and 15 nmol per mg protein (MCF-7 cells) and 5 and 26 nmol per mg protein (HeLa cells) and the corresponding microfluorometric results between 60 and 115 arbitrary units (MCF-7 cells) and 80 and 160 arbitrary units (HeLa cells).
  • (14) A general purpose computer program, PROPAGATE, has been written to allow addition, deletion, and modification of the beam line elements used in the calculation and to provide a convenient means of repeating such calculations for arbitrary beam lines.
  • (15) The current government should learn from past mistakes and not expand the programme too quickly in pursuit of arbitrary targets, and, above all else, not overclaim for free schools.
  • (16) The device consists of a motor-driven shaft which moves the record past a fixed cursor, and an electronic counter which records the movements of the shaft, thereby providing a cumulative tally of the distance of the current position of the cursor from some arbitrary origin on the record.
  • (17) Analysis of total radioligand binding was found to be a better procedure because it eliminates the use of an arbitrary concentration of unlabelled ligand and improves the accuracy of the assay.
  • (18) Water ferns (Salviniaceae) and seed ferns (Pteridospermae) are known as the arbitrary type of Lycopsida which did not reach the state of shot structure of the body.
  • (19) Methods are reviewed for estimating the transverse relaxation time T2 and the pseudodensity (PD) from spin-echo measurements acquired at an arbitrary set of echo times [TEi].
  • (20) The response of the resting (fully formed) hair follicle to irradiation was studied using an arbitrary 6 unit scale of epilation as an endpoint.

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.