(a.) Such as must be; impossible to be otherwise; not to be avoided; inevitable.
(a.) Impossible to be otherwise, or to be dispensed with, without preventing the attainment of a desired result; indispensable; requiste; essential.
(a.) Acting from necessity or compulsion; involuntary; -- opposed to free; as, whether man is a necessary or a free agent is a question much discussed.
(n.) A thing that is necessary or indispensable to some purpose; something that one can not do without; a requisite; an essential; -- used chiefly in the plural; as, the necessaries of life.
(n.) A privy; a water-closet.
(n.) Such things, in respect to infants, lunatics, and married women, as are requisite for support suitable to station.
Example Sentences:
(1) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
(2) The low affinity of several N1-alkylpyrroleethylamines suggests that the benzene portion of the alpha-methyltryptamines is necessary for significant affinity.
(3) Intravesical BCG is clearly superior to oral BCG, and controlled studies have demonstrated that percutaneous administration is not necessary.
(4) These studies show that metabolic activation is necessary for the expression of the mutagenic activity of aflatoxins B1 and G1 in N. crassa.
(5) In practice, however, the necessary dosage is difficult to predict.
(6) In order to control noise- and vibration-caused diseases it was necessary not only to improve machines' quality and service conditions but also to pay special attention to the choice of operators and to the quality of monitoring their adaptation process.
(7) It is likely that trunk mobility is necessary to maintain integrity of SI joint and that absence of such mobility compromises SI joint structure in many paraplegics.
(8) If there is a will to use primary Care centres for effective preventive action in the population as a whole, motivation of the professionals involved and organisational changes will be necessary so as not to perpetuate the law of inverse care.
(9) Obamacare price hikes show that now is the time to be bold | Celine Gounder Read more No longer able to keep patients off their plans outright, insurers have resorted to other ways to discriminate and avoid paying for necessary treatments.
(10) Duesberg contends that HIV is neither necessary nor sufficient to cause AIDS.
(11) It is therefore necessary, to look at typical clinical manifestations, i.e.
(12) We have examined the in vitro membrane assembly characteristics of a variety of leader peptidase mutants and found that domains required for insertion in vivo are also necessary for insertion in vitro.
(13) Two hours after the administration, the combinations of ethanol plus diazepam and ethanol plus meclophenoxate impaired significantly the number of necessary repetitions.
(14) The first experiment gave good results, although only one participant had any previous experience of hinge axis location, and it is debatable whether or not this experience is necessary before satisfactory results can be obtained.
(15) For consistent identification of the normal pancreas, preliminary longitudinal scanning at, or near, the mid-line and subsequent oblique scanning in the long axis are necessary prerequisites in delineating the anatomic outline of the pancreas.
(16) Survival and healing of "extremely severe" grade intoxication can only be obtained through a surgical intervention within the first hours; a laparotomy will indicate the depth of the lesions, which is not determined by endoscopy, and will consist of Celerier's stripping method and if necessary a gastrectomy, more seldom a cephalic duodeno-pancreatectomy.
(17) Socio-economic improvement or behavioural changes appear necessary for the control of trachoma in endemic areas.
(18) This stimulation is mediated by one receptor with an apparent affinity of 3.3 X 10(-6) M. The hydroxyl group in the para position on phenylethanolamine was absolutely necessary to obtain an agonist whereas the meta hydroxyl group or the presence of a catechol almost suppressed the activity.
(19) Provided that adequate reflection is given and the appropriate moment chosen, it is well tolerated and provides all the necessary information.
(20) Total excisional biopsy is necessary to properly assess an adenoma microscopically.
Nicety
Definition:
(n.) The quality or state of being nice (in any of the senses of that word.).
(n.) Delicacy or exactness of perception; minuteness of observation or of discrimination; precision.
(n.) A delicate expression, act, mode of treatment, distinction, or the like; a minute distinction.
Example Sentences:
(1) Post-match niceties: Dunne and Henry get to their feet, embrace and head for the dressing rooms.
(2) Leaders regularly cock a snook at democratic niceties in staying in power and many seem largely out of touch with their people's needs, behind their high walls and blue-light security cavalcades.
(3) 14 March Exhibition Joanna Hogg reunites with Tom Hiddleston to probe the niceties of middle class life once more.
(4) Pre-match niceties On ITV1, Andy Townsend gets the obligatory "they don't come any bigger than this" out of the way early doors, as 800 Turkish military cadets perform an opening ceremony that's so ripe for mockery it hurts.
(5) There is a simple fact that you appear to be overlooking: the other political conferences would have been targeted too but fell outside our scope because of the long-winded niceties of calling strikes.
(6) To complain that he isn't always polite feels irrelevant: Eisenberg seems to dwell on a different mental sphere, one far away from conventional niceties.
(7) Not long now: The teams are out, the pleasantries have been exchanged and the niceties are over.
(8) The issue is not just one of legal niceties about international humanitarian law played out in private, but moral issues about how civilian lives are protected in war.
(9) Events rather than legal and political niceties may now determine that outcome, with Greek banks believed unable to reopen without a fresh infusion of cash via the ECB.
(10) This constitutional nicety has, however, been buried by larger developments.
(11) He is anxious to observe every legal nicety to avoid giving News Corp or any other interested party grounds to appeal his decision when it is announced later this month.
(12) Referee: Eddy Maillet (Seychelles) Pre-match niceties: The teams emerge from the tunnel with Honduras midfielder Roger Espinoza having what seems like a very long, deep and meaningful chat with the young mascot whose hand he's holding.
(13) She was tempted, she reveals in the book, to ditch the title Hard Choices and rename the memoir The Scrunchie Chronicles , in reference to the stir she caused as secretary of state when she cast aside (female) diplomatic niceties and began to clip her hair back.
(14) Post-match niceties: With weeping Barcelona players strewn around the battlefield like corpses on the set of Braveheart and Inter's players celebrating wildly, Jose Mourinho sprints on to the pitch with one arm raised before giving it the full Messiah in the centre-circle.
(15) He was little concerned about nuances and utterly averse to becoming involved in organisational niceties.
(16) As Dennis Wilder, the top White House Asia adviser to George W Bush, put it : “Tillerson and the new press secretary are just not yet steeped in the arcane nature and legal niceties of the South China Sea issue.” Moreover, blockading the islands is not only “literally an act of war”, but “operationally almost impossible” an American South China Sea expert, who asked to remain anonymous because of the sensitivity of the situation, told me.
(17) But whatever is seething beneath the surface – guilt, jealousy or crime – the niceties of life must continue.
(18) I began my letter with the usual niceties: "I hope you're well and healthy and staying positive …" After that, it took me a while to think of what to say next.
(19) Irrespective of niceties of enzyme and organic acid biochemistry, the clinician must be aware of biotin-reversible regressive brain disease which may present before manifest metabolic acidosis.
(20) Well, yes, that is the law of our country, not however a nicety often afforded to the victims of his titles, and here I refer not only to hacking but the vituperative portrayal of weak and vulnerable members of our society, relentlessly attacked by Murdoch's ink jackals.