(a.) Sharp at the end; ending in a sharp point; pointed; -- opposed to blunt or obtuse; as, an acute angle; an acute leaf.
(a.) Having nice discernment; perceiving or using minute distinctions; penetrating; clever; shrewd; -- opposed to dull or stupid; as, an acute observer; acute remarks, or reasoning.
(a.) Having nice or quick sensibility; susceptible to slight impressions; acting keenly on the senses; sharp; keen; intense; as, a man of acute eyesight, hearing, or feeling; acute pain or pleasure.
(a.) High, or shrill, in respect to some other sound; -- opposed to grave or low; as, an acute tone or accent.
(a.) Attended with symptoms of some degree of severity, and coming speedily to a crisis; -- opposed to chronic; as, an acute disease.
(v. t.) To give an acute sound to; as, he acutes his rising inflection too much.
Example Sentences:
(1) 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 .
(2) It is concluded that acute renal denervation augments the pressure diuresis that follows carotid occlusion.
(3) Ethanol and L-ethionine induce acute steatosis without necrosis, whereas azaserine, carbon tetrachloride, and D-galactosamine are known to produce steatosis with varying degrees of hepatic necrosis.
(4) IgE-mediated acute systemic reactions to penicillin continue to be an important clinical problem.
(5) The cumulative incidence of grade II and III acute GVHD in the 'low dose' cyclosporin group was 42% compared to 51% in the 'standard dose' group (P = 0.60).
(7) After a period on fat-rich diet the patient's physical fitness was increased and the recovery period after the acute load was shorter.
(8) It was concluded that metoclopramide and dexamethasone showed an excellent antiemetic effect on acute drug-induced emesis, as well as on delayed emesis, induced by cisplatin.
(9) The results suggest that RPE cannot be used reliably as a surrogate for direct pulse measurement in exercise training of persons with acute dysvascular amputations.
(10) Statistically significant differences were found mainly in the randomized trial, where during the first and second years, respectively, adenoidectomy subjects had 47% and 37% less time with otitis media than control subjects and 28% and 35% fewer suppurative (acute) episodes than control subjects.
(11) Tumour necrosis factor (TNF), a polypeptide produced by mononuclear phagocytes, has been implicated as an important mediator of inflammatory processes and of clinical manifestations in acute infectious diseases.
(12) During the procedure, acute respiratory failure developed as a result of tracheal obstruction.
(13) Four patients with acute brucellosis are described, none of whom had any connexion with farming or milk industry, the source of infection being different in each case.
(14) The leukemic T-cells in two patients with chronic lymphocytic leukemia (CLL) had specific features of large granular lymphocytes (LGL), and those in two patients with acute lymphocytic leukemia (ALL) had L2 morphologic characteristics.
(15) The acute effect of alcohol manifested itself by decreasing mitochondrial respiration, compensated by increased glycolytic activity of the myocardium so that myocardial energy phosphate concentration remained unchanged.
(16) The introduction of intravenous, high-dose thrombolytic therapy during a brief period has markedly reduced mortality of patients with acute myocardial infarction.
(17) The younger patients more often experienced an acute arthritis with sacroiliitis resembling a reactive disease.
(18) All five individuals appeared to have acute C. pneumoniae infection as determined by results of serologic tests (titers of IgM antibody for all individuals were greater than or equal to 1:16).
(19) The results clearly show that the acute hyperthermia of unrestrained rats induced by either peripheral or central injections of morphine is not caused by activation of the pituitary-adrenal axis.
(20) The effect of hypertension, hyperlipidemia, and the combination of both on acute and chronic myocardial ischemia were evaluated in a total of 30 male rabbits.
Rapid
Definition:
(a.) Very swift or quick; moving with celerity; fast; as, a rapid stream; a rapid flight; a rapid motion.
(a.) Advancing with haste or speed; speedy in progression; in quick sequence; as, rapid growth; rapid improvement; rapid recurrence; rapid succession.
(a.) Quick in execution; as, a rapid penman.
(a.) The part of a river where the current moves with great swiftness, but without actual waterfall or cascade; -- usually in the plural; as, the Lachine rapids in the St. Lawrence.
Example Sentences:
(1) An automated continuous flow sample cleanup system intended for rapid screening of foods for pesticide residues in fresh and processed vegetables has been developed.
(2) We attribute this in part to early diagnosis by computed tomography (CT), but a contributory factor may be earlier referrals from country centres to a paediatric trauma centre and rapid transfer, by air or road, by medical retrieval teams.
(3) It is followed by rapid neurobehavioral deterioration in late infancy or early childhood, a developmental arrest, plateauing, and then either a course of retarded development or continued deterioration.
(4) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
(5) The level of gadd45 mRNA increased rapidly after X rays at doses as low as 2 Gy.
(6) Rapid overgrowth of all cultures with the E. coli necessitated the use of selective media containing antimicrobial agents to which the E. coli was sensitive.
(7) Our results indicate that increasing the delay for more than 8 days following irradiation and TCD syngeneic BMT leads to a rapid loss of the ability to achieve alloengraftment by non-TCD allogeneic bone marrow.
(8) Mannose receptor mediated uptake by the reticuloendothelial system has been suggested as an explanation for the rapid removal of ricin A chain antibody conjugates from the circulation after their administration.
(9) Collagen production of rapidly thawed ligaments was studied by proline incubation at 1 day, 9 days, or 6 weeks after freezing and was compared with that of contralateral fresh controls.
(10) We have developed a new procedure for the rapid preparation of undegraded total RNA from cultured cells for specific quantitation by dot blotting analysis.
(11) A significant correlation was found between the amplitude ratio of the R2 and the sensitivity ratio of the rapid off-response at short and long wavelengths.
(12) The adaptive filter processor was tested for retrospective identification of artifacts in 20 male volunteers who performed the following specific movements between epochs of quiet, supine breathing: raising arms and legs (slowly, quickly, once, and several times), sitting up, breathing deeply and rapidly, and rolling from a supine to a lateral decubitus position.
(13) This is an easy, safe, and rapid alternative for the emergent treatment of superior vena caval syndrome.
(14) Recognition of the distinctive morphology of MH and the performance of ancillary studies on cytologic preparations should facilitate the rapid diagnosis and early treatment of this aggressive disease.
(15) This is rapidly followed by a gamut of changes leading to demyelination.
(16) It is suggested that the rapid phase is due to clearance of peptides in the circulation which results in a fall to lower blood concentrations which are sustained by slow release of peptide from binding sites which act as a depot.
(17) From these results it was concluded that FITC-Con A staining method applied to smear specimens is more advantageous in the rapidity and the simplicity for tumor cell diagnosis than section specimen method.
(18) Intranasal challenge of allergic subjects with the allergen to which they are sensitive rapidly produces sneezing, rhinorrhea, and airway obstruction.
(19) An intravenous bolus of 300 micrograms.kg-1 of 3-desacetylvecuronium was rapidly injected into the jugular vein.
(20) The fall of the cell number in the liquor cerebrospinalis was more rapidly in the GAGPS treatment.