What's the difference between attenuation and wave?

Attenuation


Definition:

  • (n.) The act or process of making slender, or the state of being slender; emaciation.
  • (n.) The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.
  • (n.) The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.

Example Sentences:

  • (1) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
  • (2) The results are consistent with our previous suggestion that lethality for virulent SFV infection results from a lethal threshold of damage to neurons in the CNS and that attenuating mutations may reduce neuronal damage below this threshold level.
  • (3) Exposure to nanomolar concentrations of saralasin, an Ang II agonist, attenuated the passage of the fluorophores across the monolayers by 50-75%.
  • (4) Furthermore, the ability of a vasopressin antagonist to lower arterial pressure in NTS hypertensive rats was markedly attenuated by clonidine treatment.
  • (5) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
  • (6) Mild, significant improvement was noted in one of the hearing components, "attenuation," and an adverse effect was shown on "distortion," owing to noise.
  • (7) It inhibits platelet and vascular smooth muscle activation by cGMP-dependent attenuation of the agonist-induced rise of intracellular free Ca2+.
  • (8) Genetic regulation of the ilvGMEDA cluster involves attenuation, internal promoters, internal Rho-dependent termination sites, a site of polarity in the ilvG pseudogene of the wild-type organism, and autoregulation by the ilvA gene product, the biosynthetic L-threonine deaminase.
  • (9) Pharmacodynamic relationships are not well established for other therapeutic effects of theophylline, such as attenuation of pharmacologically induced bronchoconstriction.
  • (10) Propranolol, 0.85 X 10(-6) M, did not significantly depress the ouabain-enhanced rate of phase 4 depolarization but did attenuate the response to epinephrine through beta blockade.
  • (11) After large bowel removal, there was impaired glucose tolerance and attenuated plasma insulin secretion.
  • (12) Studies were conducted in isolated, buffer-perfused rat lungs to determine if prostaglandin (PG) E1 attenuated pulmonary edema provoked by hydrogen peroxide (H2O2).
  • (13) The toxins preferentially attenuate a slow phase of KCl-evoked glutamate release which may be associated with synaptic vesicle mobilization.
  • (14) The Northern quahaug and a strain of the type 1 attenuated poliovirus were used as the working model.
  • (15) Our dynamic study indicated that: 1) a bolus injection of contrast medium with our method of CTA (CTA-B) produced an attenuation difference between liver and tumor which was about double that obtained with standard methods for CTA, and 2) marked tumor-liver attenuation differences (above 20 HU) persisted for more than 60 s in CTA-B and for not more than 20 s with conventional methods for CTA.
  • (16) It appears that the viscosity of the arterial wall must be the major source of attenuation in the larger arteries, while the viscosity of the blood plays a significant role only in the smaller vessels.
  • (17) Fluid movement out of the ICF space attenuated the decrease in the ECF space.
  • (18) We show that the two mutants (A44 and A46) affect attenuator control by different mechanisms.
  • (19) The type I cells are squamous and give off attenuated sheets of cytoplasm which spread widely over the septal surface; these sheets contain few organelles.
  • (20) A sequence of seven pairings of chili-flavored diet with prompt recovery from thiamine deficiency did significantly attenuate the innate aversion and may have induced a chili preference in at least one case.

Wave


Definition:

  • (v. t.) See Waive.
  • (v. i.) To play loosely; to move like a wave, one way and the other; to float; to flutter; to undulate.
  • (v. i.) To be moved to and fro as a signal.
  • (v. i.) To fluctuate; to waver; to be in an unsettled state; to vacillate.
  • (v. t.) To move one way and the other; to brandish.
  • (v. t.) To raise into inequalities of surface; to give an undulating form a surface to.
  • (v. t.) To move like a wave, or by floating; to waft.
  • (v. t.) To call attention to, or give a direction or command to, by a waving motion, as of the hand; to signify by waving; to beckon; to signal; to indicate.
  • (v. i.) An advancing ridge or swell on the surface of a liquid, as of the sea, resulting from the oscillatory motion of the particles composing it when disturbed by any force their position of rest; an undulation.
  • (v. i.) A vibration propagated from particle to particle through a body or elastic medium, as in the transmission of sound; an assemblage of vibrating molecules in all phases of a vibration, with no phase repeated; a wave of vibration; an undulation. See Undulation.
  • (v. i.) Water; a body of water.
  • (v. i.) Unevenness; inequality of surface.
  • (v. i.) A waving or undulating motion; a signal made with the hand, a flag, etc.
  • (v. i.) The undulating line or streak of luster on cloth watered, or calendered, or on damask steel.
  • (v. i.) Fig.: A swelling or excitement of thought, feeling, or energy; a tide; as, waves of enthusiasm.
  • (n.) Woe.

Example Sentences:

  • (1) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
  • (2) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
  • (3) During the performance of propulsive waves of the oesophagus the implanted vagus nerve caused clonic to tetanic contractions of the sternohyoid muscle, thus proving the oesophagomotor genesis of the reinnervating nerve fibres.
  • (4) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
  • (5) The water is embossed with small waves and it has a chill glassiness which throws light back up at the sky.
  • (6) The examination of the standard waves' amplitude and latency of the brain stem auditory evoked response (BAEP) was performed in 20 guinea pigs (males and females, weighing 250 to 300 g).
  • (7) The amplitudes of the a-wave and the 01 decreased in dose-dependent manners, but their changes were less striking than those of the 01 latency.
  • (8) Enzymatic activity per gram of urinary creatinine was consistently but not significantly higher before extracorporeal shock wave lithotripsy than in control subjects.
  • (9) It is the route the authorities are now adopting, after the wave of taxpayer bailouts in2008-09.
  • (10) Paired tolbutamide and glucose infusions using a square wave technique demonstrated that although early phase insulin secretion is dimished in the fetus, this is not due to an absolute deficiency of stored insulin.
  • (11) It was shown that gradual recovery of spike wave patterns occurred from initial water swallowing to successive dry swalllowing.
  • (12) Total abolition of the CR ensued when the wave of CSD reached the motor (frontal) cortex and again was independent of the CS modality.
  • (13) One thousand singleton low-risk pregnancies were cross-sectionally studied at 36-40 weeks gestation with continuous-wave Doppler ultrasonography in order to assess its usefulness as an antepartum monitoring technique for the identification of fetuses at risk of developing an adverse outcome.
  • (14) Yet in 4 patients in whom no aortic late systolic pressure wave was apparent (group II), nitroprusside did not alter the difference between aortic and radial systolic pressures.
  • (15) Alternatively, try the Hawaii Fish O nights, every Friday from 26 July until the end of August, featuring a one-hour paddleboard lesson, followed by a fish-and-chip supper looking out over the waves you've just battled (£16.75).
  • (16) F-wave latency was consistently increased in the affected hands of the patients, compared with results from the unaffected and control hands.
  • (17) The b-wave in the ERG was lacking and the EOG was flat.
  • (18) In only six patients (14%) the ventricular tachycardia was initiated by an ectopic ventricular complex interrupting the T wave.
  • (19) Analysis of official registers reveals the 38 companies in the first wave of the initiative – more than two-thirds of which are based overseas – have collectively had 698 face-to-face meetings with ministers under the current government, prompting accusations of an over-cosy relationship between corporations and ministers.
  • (20) The following results were obtained: 1) In normal subjects, the changes in ABR waveforms according to the changes of the rise-time, interstimulus interval and frequency of the stimulus were mainly attributed to component wave C. 2) In patients with central disorders, component wave C were initially affected.

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