(a.) Hard to do or to make; beset with difficulty; attended with labor, trouble, or pains; not easy; arduous.
(a.) Hard to manage or to please; not easily wrought upon; austere; stubborn; as, a difficult person.
(v. t.) To render difficult; to impede; to perplex.
Example Sentences:
(1) Virtually every developed country has some form of property tax, so the idea that valuing residential property is uniquely difficult, or that it would be widely evaded, is nonsense.
(2) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
(3) In practice, however, the necessary dosage is difficult to predict.
(4) Cor triatriatum (CT) is a rare congenital defect, surgically correctable, and sometimes difficult to diagnose by cardiac catheterization.
(5) By drawing from the pathophysiology, this article discusses a multidimensional approach to the treatment of these difficult patients.
(6) 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.
(7) The way we are going to pay for that is by making the rules the same for people who go into care homes as for people who get care at their home, and by means-testing the winter fuel payment, which currently isn’t.” Hunt said the plan showed the Conservatives were capable of making difficult choices.
(8) In many cases, physicians seek to protect themselves from involvement with these difficult, highly anxious patients by making a referral to a psychiatrist.
(9) The diagnosis of variant- or Prizmetal-angina is difficult because if insufficient specificity of the tests.
(10) The detection of these antibodies is difficult owing to the lack of standardization and of specificity of the laboratory tests.
(11) It was so difficult to keep a straight face when I was filming a sauna scene with Roy Barraclough, who played the mayor of Blackpool.
(12) That is, he believes, to look at massively difficult, interlocking problems through too narrow a lens.
(13) Conversion of the active-site thiol to thiocyanate makes it more difficult to inactivate the enzyme by treatment with Cd2+.
(14) If they end up going to another club that is difficult to take.
(15) Cigarette consumption has also been greater in urban areas, but it is difficult to estimate how much of the excess it can account for.
(16) The most difficult thing I've dealt with at work is ... the terminal illness of a valued colleague.
(17) In that respect, it's difficult to see Allen's anthem as little more than same old same old, and it's probably why I ultimately feel she misses the mark.
(18) This hypothesis is difficult to substantiate with direct measurements using human subjects.
(19) Extrapolation of gestational age from early crown-rump lengths (CRLs) has been difficult because previously established tables of CRL versus gestational age have contained few measurements at less than seven to eight weeks from the first day of the last menses.
(20) Companies had made investments in certain energy sources, the president said, so change could be “uncomfortable and difficult”.
Testing
Definition:
(p. pr. & vb. n.) of Test
(n.) The act of testing or proving; trial; proof.
(n.) The operation of refining gold or silver in a test, or cupel; cupellation.
Example Sentences:
(1) Multiple stored energy levels were randomly tested and the percent successful defibrillation was plotted against the stored energy, and the raw data were fit by logistic regression.
(2) In January 2011, the Nobel peace prize laureate was admitted to a Johannesburg hospital for what officials initially described as tests but what turned out to be an acute respiratory infection .
(3) It was tested for recovery and separation from other selenium moieties present in urine using both in vivo-labeled rat urine and human urine spiked with unlabeled TMSe.
(4) These results indicated that the PG determination was the most accurate predictor of fetal lung well-being prior to birth among the clinical tests so far reported.
(5) Clinical surveillance, repeated laboratory tests, conventional radiology, and especially ultrasonography and CT scan all contributed to the preoperative diagnosis.
(6) 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.
(7) LHRH therapy leads to higher plasma LH levels and a lower FSH in response to an intravenous LHRH test.
(8) Of the patients 73% demonstrated clinically normal sensibility test results within 23 days after operation.
(9) Neuropsychological testing is a relatively new field in the area of clinical neuroscience.
(10) Thirteen patients with bipolar affective illness who had received lithium therapy for 1-5 years were tested retrospectively for evidence of cortical dysfunction.
(11) Our data suggest that a rational use of surveillance cultures and serological tests may aid in an earlier diagnosis of FI in BMT patients.
(12) The HBV infection was tested by the reversed passive hemagglutination method for the HBsAg and by the passive hemagglutination method for the anti-HBs at the time of recruitment in 1984.
(13) The testing of other models and their failure to describe the kinetic observations are discussed.
(14) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
(15) Recently, the validity of the American Thoracic Society (ATS) standards for selection of spirometric test results has been questioned based on the finding of inverse dependence of FEV1 on effort.
(16) The hemodynamic efficiency of the drive was tested in a number of in vivo experiments.
(17) Serum samples from 23 families, including a total of 48 affected children, were tested for a set of "classical markers."
(18) Tests showed the cells survive and function normally in animals and reverse movement problems caused by Parkinson's in monkeys.
(19) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
(20) Immunocompetence was also evident when the cells from thymectomized donors were first incubated with thymus extract for 1 hr and subsequently tested for reactivity.