What's the difference between echo and rebound?

Echo


Definition:

  • (n.) A sound reflected from an opposing surface and repeated to the ear of a listener; repercussion of sound; repetition of a sound.
  • (n.) Fig.: Sympathetic recognition; response; answer.
  • (n.) A wood or mountain nymph, regarded as repeating, and causing the reverberation of them.
  • (n.) A nymph, the daughter of Air and Earth, who, for love of Narcissus, pined away until nothing was left of her but her voice.
  • (v. t.) To send back (a sound); to repeat in sound; to reverberate.
  • (v. t.) To repeat with assent; to respond; to adopt.
  • (v. i.) To give an echo; to resound; to be sounded back; as, the hall echoed with acclamations.

Example Sentences:

  • (1) Type 1 changes (decreased signal intensity on T1-weighted spin-echo images and increased signal intensity on T2-weighted images) were identified in 20 patients (4%) and type 2 (increased signal intensity on T1-weighted images and isointense or slightly increased signal intensity on T2-weighted images) in 77 patients (16%).
  • (2) Streaming is shown to occur in water in the focused beams produced by a number of medical pulse-echo devices.
  • (3) That’s a criticism echoed by Democrats in the Senate, who issued a report earlier this month criticising Republicans for passing sweeping legislation in July to combat addiction , the Comprehensive Addiction and Recovery Act (Cara), but refusing to fund it.
  • (4) Sawers's views are echoed by both US and Israeli officials.
  • (5) Echocardiographic findings included an abrupt midsystolic, posterior motion (greater than 3 mm beyond the CD line) in five patients, multiple sequence echoes in six, and posterior coaptation of the mitral valve near the left atrial wall in six.
  • (6) These findings echo many of our own recent National Training Survey results , and raise concerns not just for trainees but also for patients and employers.
  • (7) A method using selective saturation pulses and gated spin-echo MRI automatically corrects for this motion and thus eliminates misregistration artifact from regional function analysis.
  • (8) Ejection fraction, %deltaD, and Vcf by LAO cineangiograms and echo were uniformly higher than corresponding measurements from RAO angio, and were often normal in the presence of other indicators of significant left ventricular dysfunction.
  • (9) A relation between ejection fraction (EF) and the echo minor dimension measurements in end diastole and end systole was formulated, which permitted estimation of the EF from the echo measurements.
  • (10) That motivation is echoed by Nicola Saunders, 25, an Edinburgh University graduate who has just been called to the bar to practise as a barrister and is tutoring Moses, an ex-convict, in maths.
  • (11) Echo delay discrimination by the bat Eptesicus fuscus had been investigated in an experiment with simulated targets jittering in range (Simmons 1979).
  • (12) These echoes, however, are not associated with acoustic shadowing.
  • (13) Protriptyline also widened the ventricular echo zone and allowed easy induction of long runs of ventricular tachycardia.
  • (14) A "visionary leader," said Tony Blair; "one of the greatest leaders of our time," echoed Bill Clinton.
  • (15) M-mode and two dimensional echocardiography demonstrated abnormal echoes in the left atrium, the density being 22.7 Hounsfield Unit.
  • (16) An unusual appearance of echoes behind the aorta bulging into the left atrium in diastole on both the M-mode and cross-sectional echo suggested this diagnosis prior to cardiac catheterization.
  • (17) Euromaidan was a delayed echo of the social unrest wave , driven by the country's economic failure; it collided with a diplomatic situation that was already fractious over Syria.
  • (18) Small oval cysts (less than or equal to 1 cm) with strong echo were all diagnosed colloid goiter.
  • (19) In the course of doing routine echocardiograms on patients with mitral prosthetic valves, we observed peculiar intracavitary echoes within the left ventricle.
  • (20) The spin-spin relaxation time T2 may be estimated using multiecho pulse sequences, but the accuracy of the estimate is dependent on the fidelity of the spin-echo amplitudes, which may be severely compromised by rf pulse and static field imperfections.

Rebound


Definition:

  • (v. i.) To spring back; to start back; to be sent back or reverberated by elastic force on collision with another body; as, a rebounding echo.
  • (v. i.) To give back an echo.
  • (v. i.) To bound again or repeatedly, as a horse.
  • (v. t.) To send back; to reverberate.
  • (n.) The act of rebounding; resilience.

Example Sentences:

  • (1) The failure rates of the 2 regimens to suppress lactation were similar; however, rebound lactation occurred in a small proportion of women treated with bromocriptine.
  • (2) Acute and chronic experiments were performed and, in both, the hepatic concentration of GSH fell during the first 6 h after haemorrhage; this fall was followed by a significant rebound elevation at 24 h. In the chronic haemorrhage experiment the hepatic GSH level was normal at 1 week after haemorrhage.
  • (3) One might expect that a similar news spike and rebounding of support for stricter gun control can happen, given President Obama's new push.
  • (4) During a postcyclophosphamide rebound neutrophilia, serum CSA was undetectable; inhibitor levels were similar to those measured in untreated controls.
  • (5) Repeated flashes above a few per second do not so much cause fatigue of the VEPs as reduce or prevent them by a sustained inhibition; large late waves are released as a rebound excitation any time the train of flashes stops or is delayed or sufficiently weakened.
  • (6) Britain will be the best performing of the world's major economies this year with growth of 2.9%, according to the International Monetary Fund, as consumer spending rebounds, inflation remains low and unemployment continues to fall steadily.
  • (7) A REM-rebound was seen in the first night of withdrawal with an increase of per cent REM from 19.9%-25.1%.
  • (8) The present investigation was carried out to determine whether a controlled-release formulation of 60 mg isosorbide-5-mononitrate (5-ISMN) would produce such a rebound phenomenon.
  • (9) A number of professionals have projected a rebound in the frequency of mental retardation associated with PKU since the discovery of MPKU.
  • (10) Six of the 12 subjects experienced partial reversal of luteolysis; the decline of ir-inhibin and the rise of FSH during the first 2 days were arrested for 4 days, which corresponded to the rebound increases in E2, P4, and LH.
  • (11) Normal or minimally involved bone marrow and a rapid rise in leukocyte count during recovery were independent variables correlated to the peak of the rebound increase in PB CFU-GM levels.
  • (12) Postinhibitory "rebound excitation" has also been recorded, supporting the concept that synchronized hippocampal outputs are important for seizure genesis.
  • (13) But this issue cannot be addressed through short-term stimulus alone.” Japan: private domestic consumption rebounded in the third quarter of 2015.
  • (14) Factors influencing the vagally induced rebound contraction and its role in gastric inhibitory motility were studied in the anaesthetised rabbit.
  • (15) The recent rebound in economic growth is expected to have been even stronger than first estimated after news that Britain's construction industry enjoyed its biggest surge in business for almost half a century in the second quarter.
  • (16) Alexis Sánchez slipped a pass through to Welbeck, the flag stayed down, Speroni saved and Giroud swept the rebound into the empty net.
  • (17) The initial effort was poor, hit straight into the wall, but Sánchez took out his anger on the rebound, lashing it through the wall on the volley and past Silvio Proto.
  • (18) This change has been made possible by: -techniques of anaesthesia using drugs which are eliminated rapidly without any rebound phenomenon, -medical attitudes, such as prior examination of the patient by an anesthetist; this is much better than a rapid examination at night or in the morning on admission of the patient, thus precise control of awakening by tests of psychomotor activity.
  • (19) The drug reduced the frequency of transitions into wakefulness and stage 1 (drowsiness) and reduced the time spent in stage 1; there was a withdrawal rebound.
  • (20) Of 225 patients followed, 52% rebounded to fertile levels followed by pregnancy in the wives of 25%.