What's the difference between curve and evolvent?

Curve


Definition:

  • (a.) Bent without angles; crooked; curved; as, a curve line; a curve surface.
  • (a.) A bending without angles; that which is bent; a flexure; as, a curve in a railway or canal.
  • (a.) A line described according to some low, and having no finite portion of it a straight line.
  • (a.) To bend; to crook; as, to curve a line; to curve a pipe; to cause to swerve from a straight course; as, to curve a ball in pitching it.
  • (v. i.) To bend or turn gradually from a given direction; as, the road curves to the right.

Example Sentences:

  • (1) As a consequence, similar response curves were obtained for urine specimens containing morphine or barbiturates.
  • (2) When the data correlating DHT with protein synthesis using both labelling techniques were combined, the curves were parallel and a strong correlation was noted between DHT and protein synthesis over a wide range of values (P less than 0.001).
  • (3) These observations were confirmed by the killing curves in pooled serum obtained at peak and trough levels.
  • (4) However, there was no statistically significant difference in mean areas under the LH and FSH curves in the GnRH-treated groups.
  • (5) Regression curves indicate that although all three types of pulmonary edema can be characterized by slightly different slopes, the differences are statistically insignificant.
  • (6) In the cannulated group, significant decreases (P less than 0.05) in the area under the elimination curve (AUC), the volume of distribution at steady-state (Vdss) and the mean residence time (MRT) were observed.
  • (7) The reproducibility of the killing-curve method suggests that at least two different concentrations should be used and that a decrease in viable counts below 2 log10 after 24 hours does not exclude a synergistic action.
  • (8) The curve of mitoses peaked at the same time as that of TK activity but was only 68% as extensive.
  • (9) The effect of these drugs was estimated from the cell growth curve and DNA histogram determined by flow cytometry.
  • (10) However, there was not a relationship between the contraction curve of the gallbladder and the bile flow into the duodenum.
  • (11) The total "dose" to the tissue of individual metabolites was determined by the area under the curve (AUC).
  • (12) However, those studies used partial maximal expiratory flow volume (PMEFV) curves to assess lung function.
  • (13) Blood gas variables produced from a computed in vivo oxygen dissociation curve, PaeO2, P95 and C(a-x)O2, were introduced in the University Hospital of Wales in 1986.
  • (14) They were more irregularly curved and consisted of various substances.
  • (15) The duration of action correlated with the elimination half-life of the drug (r = 0.87; P less than 0.003) and area under the plasma concentration curve (r = 0.72; P less than 0.03).
  • (16) The slope of the thermal inactivation curve of enterotoxin A in beef bouillon (initial pH 6.2) was found to be approximately 27.8 C (50 F) with three different concentrations of toxin.
  • (17) A relatively new method of estimating that date and constructing a corresponding Kaplan Meier curve is presented.
  • (18) To know the relation between the signal intensity and sodium concentration, sodium concentration--signal intensity curve was obtained using phantoms with various sodium concentrations (0.05-1.0%).
  • (19) In testing the contribution of the long, curved stem to the torsional stability of uncemented prostheses by comparing it with other stems, the long, curved stem was the most stable, followed by a shorter straight stem, and a short, proximally curved stem.
  • (20) After using the OK method to obtain a distance curve for height, we introduce a new method (VADK) to derive velocity and acceleration curves from the fitted distance curve.

Evolvent


Definition:

  • (n.) The involute of a curve. See Involute, and Evolute.

Example Sentences:

  • (1) The origins of aging of higher forms of life, particularly humans, is presented as the consequence of an evolved balance between 4 specific kinds of dysfunction-producing events and 4 kinds of evolved counteracting effects in long-lived forms.
  • (2) There is no doubt that new techniques in molecular biology will continue to evolve so that the goal of gene therapy for many disorders may be possible in the future.
  • (3) An analysis of recent health-policy initiatives and evolving market factors helps to explain some of these observations.
  • (4) One or more of the followin factors were present in the "high-risk" group: ventricular dysfunction--ejection fraction less than 0.4, preinfarction angina, evolving infarction, recent infarction (less than 2 weeks), and refractory ventricular tachyarrhythmia.
  • (5) The final tests that evolved from this study are simple to perform, require only 6 mul of the sample per test, and are capable of detecting microgram and, in some cases, nanogram quantities of the product.
  • (6) The designs of mechanical prostheses have evolved since the early caged-ball prostheses.
  • (7) An analysis of 54 protein sequences from humans and rodents (mice or rats), with the chicken as an outgroup, indicates that, from the common ancestor of primates and rodents, 35 of the proteins have evolved faster in the lineage to mouse or rat (rodent lineage) whereas only 12 proteins have evolved faster in the lineage to humans (human lineage).
  • (8) As AIDS developed, the majority of viruses evolved an extended sequence in V1 that was rich in serine and threonine residues and shared similarity with proteins modified by O-linked glycosylation.
  • (9) The second evolved gradually; many people contributed to its success, including Foulkes, Main and Bridger.
  • (10) A 24-year-old man from rural Mississippi had a case of California encephalitis (CE) that evolved as a subacute encephalomyelitis.
  • (11) The immune system has evolved to protect an organism from the pathogens that invade it but the effector mechanisms involved in mediating this protection are potentially lethal to the host itself.
  • (12) The effect of deferring immediate coronary artery bypass was evaluated in two groups of similar patients having successful direct coronary artery thrombolysis with streptokinase in the treatment of evolving myocardial infarction.
  • (13) Generally its evolution is slow, but some times they evolve as acute inflammatory processes.
  • (14) Comparison with similar studies involving B. glabrata seems to indicate that a process of adaptation between S. mansoni and B. tenagophila is evolving, the 2 organisms having reached a high degree of compatibility in a few areas.
  • (15) We conclude that a single, toxin-activated sodium channel population with low affinity for TTX exists at early stages, whereas a second, high-affinity population evolves with time in primary rat muscle cultures.
  • (16) This study includes nine patients with a megakaryoblastic crisis in chronic myeloid leukemia (CML), four with acute megakaryoblastic leukemia (AM) and three with myeloid dysplasia later evolving into overt acute leukemia.
  • (17) Screening studies by sonography, eventually completed by CT, are essential to discover patients with ACKD, to follow them up and propose bilateral nephrectomy if ACKD evolves towards malignancy.
  • (18) To address the evolving trends in the choice of transabdominal or transcervical chorionic villus sampling (CVS) at a teaching hospital and to evaluate the influence of gestational age on the approach chosen.
  • (19) Canadian cancer care has evolved under systems of provincial and federal fiscal control and aims to optimize the management of patients within each province.
  • (20) Yet, in spite of this restriction, the 2-mu plasmid of yeast has evolved an elegant mechanism which can allow it to rapidly amplify its copy number without initiating multiple rounds of replication.

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