(a.) In the form of, or bounded by, a circle; round.
(a.) repeating itself; ending in itself; reverting to the point of beginning; hence, illogical; inconclusive; as, circular reasoning.
(a.) Adhering to a fixed circle of legends; cyclic; hence, mean; inferior. See Cyclic poets, under Cyclic.
(a.) Addressed to a circle, or to a number of persons having a common interest; circulated, or intended for circulation; as, a circular letter.
(a.) Perfect; complete.
(a.) A circular letter, or paper, usually printed, copies of which are addressed or given to various persons; as, a business circular.
(a.) A sleeveless cloak, cut in circular form.
Example Sentences:
(1) By hybridization studies, three plasmids in two forms (open circular and supercoiled) were detected in the strain A24.
(2) When irradiated circular DNA, previously nicked by T4 endonuclease V, is briefly exposed to elevated temperature, the DAN becomes susceptible to the action of exonuclease V, and pyrimidine dimers are selectively released.
(3) Circular muscle strips from the opossum esophageal body obtained 3-5 cm above the esophagogastric junction were suspended in organ baths for measurement of isometric tension.
(4) Noradrenaline decreased the phasic contraction amplitude of the circular muscle and exerted a stimulant effect on the tone which suggested an existence of two alpha 1-adrenoceptor subtypes.
(5) After methylene blue, the gradient in resting potential across the circular layer was greatly reduced or abolished.
(6) Circular dichroism (CD) spectra indicating different local orientation of oxazolone, when coupled to L or D side chain-terminating amino acids, support this suggestion.
(7) The alpha-helical content of the free form of the lipoprotein was measured from the circular dichroism spectrum of the lipoprotein in 0.01% sodium dodecyl sulfate and found to be 87%.
(8) Parameters affecting assembly of these complexes were sequences in circular DNA templates, sizes and sequences of linear DNA templates, temperature and incubation time.
(9) The mechanisms underlying the biphasic response (BR) of the circular muscle of the guinea pig ileum (CMGPI) to bradykinin (BK) have been examined.
(10) The distribution and lateral mobility of VDCCs on CA1 hippocampal neurons have been determined with biologically active fluorescent and biotinylated derivatives of the selective probe omega-conotoxin in conjunction with circular dityndallism, digital fluorescence imaging, and photobleach recovery microscopy.
(11) The structure of the Z-helix antigen was confirmed by circular dichroism (CD) and U.V.
(12) Dustin Benton Dustin Benton, head of resource stewardship, Green Alliance Creating a circular economy will take action in three areas: the economy, policy and politics, and innovation.
(13) Anastomotic devascularization has been incriminated in the development of post-operative complications (fistula, stenosis) of circular stapling.
(14) If people approach it in the right way and we show that this is a development agenda – it’s competitiveness, it’s jobs – then why wouldn’t it be adopted.” Read more like this: How much do you know about the circular economy?
(15) When the method proposed by Trela (1975) is applied, thin layers of the petrous crest are chiselled out until the common crus of the superior and posterior semi-circular becomes apparent.
(16) A comparison of the conformation of Folch-Pi apoprotein in organic solvent and in aqueous solutions has been made by ESR, infrared and circular dichroism spectroscopy studies.
(17) In the group of malignant schizophrenia, irrespective of the stage of the disease and in the group of circular forms there was a definite drop in the activity of cytochromoxidase, succinatedehydrogenase and MAO, while as the activity of the ATP-ase and peroxidase was increased.
(18) Circular cuts which surgically isolated the medial basal hypothalamus (MBH) from the remainder of the brain did not prevent copulation 4 to 24 h later, but did block reflex ovulation.
(19) Monodispersed N- and C-protected linear homo-oligomethionines (n = 2- -7) are studied by measurements of circular dichroism in the vacuum ultraviolet region.
(20) The first stage is characterized by circular disturbances of conditioned activity, vegetative shifts of compensatory character and intensification of individual characteristics of behaviour.
Periodical
Definition:
(a.) Of or pertaining to a period or periods, or to division by periods.
(a.) Performed in a period, or regular revolution; proceeding in a series of successive circuits; as, the periodical motion of the planets round the sun.
(a.) Happening, by revolution, at a stated time; returning regularly, after a certain period of time; acting, happening, or appearing, at fixed intervals; recurring; as, periodical epidemics.
(a.) Of or pertaining to a period; constituting a complete sentence.
(n.) A magazine or other publication which appears at stated or regular intervals.
Example Sentences:
(1) Without medication atypical ventricular tachycardia develops, in the author's opinion, most probably when bradycardia has persisted for a prolonged period.
(2) Disease stabilisation was associated with prolonged periods of comparatively high plasma levels of drug, which appeared to be determined primarily by reduced drug clearance.
(3) Although the mean values for all hemodynamic variables between the two placebo periods were minimally changed, the differences in individual patients were striking.
(4) 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.
(5) Under blood preservation conditions the difference of the rates of ATP-production and -consumption is the most important factor for a high ATP-level over long periods.
(6) No significant change occurred in the bacterial population of our hospital unit during the period of the study (more than 3 years).
(7) The secondary leukemia that occurred in these patients could be distinguished from the secondary leukemia that occurs after treatment with alkylating agents by the following: a shorter latency period; a predominance of monocytic or myelomonocytic features; and frequent cytogenetic abnormalities involving 11q23.
(8) Sixteen patients in whom schizophrenia was initially diagnosed and who were treated with fluphenazine enanthate or decanoate developed severe depression for a short period after the injection.
(9) During the study period four family outbreaks and seven recurrences of infection were observed.
(10) After a period on fat-rich diet the patient's physical fitness was increased and the recovery period after the acute load was shorter.
(11) During this period he developed autoimmune haemolytic anaemia, a rare complication of myelofibrosis.
(12) Pituitary weight, mitotic index and chromosomes were studied in male rats following a single or repeated dose of estradiol-benzoate for a total period of 210 days.
(13) Most thyroid hormone actions, however, appear in the perinatal period, and infants with thyroid agenesis appear normal at birth and develop normally with prompt neonatal diagnosis and treatment.
(14) Maximal aberration yields were observed for 2,4-diaminotoluene, 2,6-diaminotoluene and cytosine beta-D-arabinofuranoside from 17 to 21 h, eugenol from 15 to 21 h, cadmium sulfate from 15 to 24 h and 2-aminobiphenyl, from 17 to 24 h. For adriamycin at 1 microM, the % aberrant cells remained elevated throughout the period from 9 to 29 h, while small increases at 0.1 microM ADR were found only at 13 and at 25 h. For most chemicals the maximal aberration yield occurred at a different time for each concentration tested.
(15) Accuracy of discrimination of letters at various preselected distances was determined each session while Ortho-rater examinations were given periodically throughout training.
(16) During electrophysiologic study, the effect of propafenone on the effective refractory period of the accessory pathway was determined, as well as its effect during orthodromic atrioventricular (AV) reentrant tachycardia and atrial fibrillation.
(17) Time-series analysis and multiple-regression modeling procedures were used to characterize changes in the overall incidence rate over the study period and to describe the contribution of additional measures to the dynamics of the incidence rates.
(18) Throughout the period of rehabilitation, the frequent changes of a patient's condition may require a process of ongoing evaluation and appropriate adjustments in the physical therapy program.
(19) Anthropometric and nutritional (serum albumin and transferrin) values were normal in both groups both at the beginning and at the end of the treatment period.
(20) Analysis of conjugated discharges ACHs showed that they appeared predominantly periodically (87% of cases).