What's the difference between eclipse and occultation?

Eclipse


Definition:

  • (n.) An interception or obscuration of the light of the sun, moon, or other luminous body, by the intervention of some other body, either between it and the eye, or between the luminous body and that illuminated by it. A lunar eclipse is caused by the moon passing through the earth's shadow; a solar eclipse, by the moon coming between the sun and the observer. A satellite is eclipsed by entering the shadow of its primary. The obscuration of a planet or star by the moon or a planet, though of the nature of an eclipse, is called an occultation. The eclipse of a small portion of the sun by Mercury or Venus is called a transit of the planet.
  • (n.) The loss, usually temporary or partial, of light, brilliancy, luster, honor, consciousness, etc.; obscuration; gloom; darkness.
  • (v. t.) To cause the obscuration of; to darken or hide; -- said of a heavenly body; as, the moon eclipses the sun.
  • (v. t.) To obscure, darken, or extinguish the beauty, luster, honor, etc., of; to sully; to cloud; to throw into the shade by surpassing.
  • (v. i.) To suffer an eclipse.

Example Sentences:

  • (1) But this achievement was eclipsed by a surge in Labour support.
  • (2) The data are interpreted, on the basis of available crystallographic structures of chicken mitochondrial aspartate aminotransferase, to indicate that in each case the alteration in 31P chemical shift results from a conformational change in the coenzyme 5' side chain, in which one of the structures involves a near-eclipsed pair of bonds.
  • (3) The inactivity of these drugs is rationalized in terms of eclipsed pharmacophore configurations and the increased population of unfavorable rotational conformations made possible by the exocyclic position of both pharmacophores.
  • (4) Greatest efficacy was seen when therapy began early in the infection, presumably while the virus was in its eclipse phase.
  • (5) I don't mean in the sense that the taxpayer would have to pick up the pieces if it went under, but in the sense that the social networking service has achieved a position of such dominance in the online ecosystem that its eclipse is unthinkable.
  • (6) The observation in the presence of 2-mercaptoethanol of electrophoretic bands corresponding to trimeric and higher cross-linked polypeptide chain species rules out the alternating ring and confirms the two-layered eclipsed model.
  • (7) Rescue kinetics of MSV, observed after murine leukemia virus (MuLV) superinfection of these "sarcoma-positive leukemia-negative (S + L -)" mouse 3T3 cells, consisted of a 9- to 12-hr eclipse period followed by simultaneous release of both MSV and MuLV with no evidence for release of infectious MSV prior to the production of progeny MuLV.
  • (8) It's debatable whether the success of the films has eclipsed the original diaries.
  • (9) The eclipse period for the A25 phage-host system was found to extend for 34 min, while the C1 phage were found as early as 10 min after infection.
  • (10) The Prestonpans factory was eclipsed by an even greater one – for a time it boasted the world’s highest chimney – that made bleach and sulphuric acid on the outskirts of Glasgow; and it was in Glasgow that some of the earliest cases of acid violence were recorded.
  • (11) Osborne had already been eclipsed by Brexiteer Boris Johnson in the hearts of many individual members, who tend to be more Eurosceptic than the Tory party in parliament.
  • (12) There was such power and experience in Chelsea's ranks that it always felt as if Arsenal's youth and invention might be eclipsed.
  • (13) It now finds itself within touching distance of becoming the biggest parliamentary force, eclipsing its more moderate rivals in the Labour party and on course to gain at least 30 parliamentary seats.
  • (14) The Howard-Dolman (H-D) is a version of Howard's stereoacuity test (H) which has almost completely eclipsed the original.
  • (15) The parainfluenza antigen became detectable by immunofluorescence in the infected cell perinuclear region after a relatively long eclipse period (18 h) and synthetized virus has few RNA and induced no inclusion information in the cytoplasm or the nucleus.
  • (16) It just eclipsed the end of BBC1's Casualty, which attracted 4.2 million viewers (17.5%) and John Bishop's Britain, which drew 3.4 million viewers (15.2%) across its entire run between 9.15pm and 10.15pm.
  • (17) "The speed with which the Labour party eclipsed the Liberal party in the early part of the last century was, in large part, because Labour better understood the need for such collectivist responses, especially at a time of war, and an internally divided Liberal party did not."
  • (18) Although historically the Marxist paradigm went into eclipse during the early twentieth century, the field has developed rapidly during recent years.
  • (19) She will also go head to head with another ITV export, James Goldston, who has been credited with rejuvenating ABC's Good Morning America, which has eclipsed NBC's Today from its longstanding position at number one in the breakfast ratings war.
  • (20) An estimated £810m was spent online by British shoppers on Friday, according to internet retail experts IMRG, a figure that eclipsed the £650m splurge predicted for Cyber Monday, and potentially means Boxing Day has been usurped as the biggest shopping day of the year once store sales are taken into account.

Occultation


Definition:

  • (n.) The hiding of a heavenly body from sight by the intervention of some other of the heavenly bodies; -- applied especially to eclipses of stars and planets by the moon, and to the eclipses of satellites of planets by their primaries.
  • (n.) Fig.: The state of being occult.

Example Sentences:

  • (1) Fecal occult blood was positive in 4 patients and fecal leukocytes were positive in one patient.
  • (2) The present report details an unusual patient with "occult temporal arteritis" who sustained abrupt monocular visual loss and subsequent ipsilateral ophthalmoplegia involving all functions of the oculomotor nerve.
  • (3) The concept of almost total breast biopsy has great merit in the discovery of occult carcinoma.
  • (4) Lateral cervical cystic metastases arising from occult thyroid carcinoma and their ultrasonic differentiation from true cysts are discussed.
  • (5) The procedure may prove useful for detection of occult infections and may provide a new diagnostic approach in fever of unknown origin.
  • (6) Previous studies suggest that patients who are in clinical remission harbor tumor in multiple occult "sanctuaries."
  • (7) While occult breast carcinoma was relatively common in our series (two of 17 patients), the ability to detect the tumor with mammography was disappointing (one of two patients).
  • (8) A clinico-pathological study of 10 cases (including histopathology) indicates that occult cholesteatoma is neither a congenital cholesteatoma nor an epidermoid cyst, originating in the attic through a melaplastic process of middle ear mucosa behind an intact tympanic membrane.
  • (9) In order to estimate the diagnostic validity of chemical fecal occult blood tests, i.e.
  • (10) Arm exercise with myocardial scintigraphy may be an effective method of detecting occult ischemia in patients with peripheral vascular disease.
  • (11) ), the diagnostic significance (occult carcinoma?, parenchymal asymmetry?, benign or malignant microcalcification?)
  • (12) The importance of recognising occult CO exposure and of treating symptomatic patients promptly cannot be overemphasized.
  • (13) In contrast to the immunologically-detected fecal occult blood test, the sensitivity and specificity for CR cancers are surprisingly high, the percentage values in using the Shams test having been found to be 100% and 93.1%, respectively (Shamsuddin).
  • (14) Accordingly, exacerbation of atherogenesis may accompany release of platelet-associated growth factors (or mitogens) occurring in association with occult, repetitive thrombosis and thrombolysis.
  • (15) It was found that combining faecal occult blood testing with the health check did not reduce attendance at the health check--43.5% of patients attended when the Haemoccult test kit was offered by the nurse at the health check, 43.6% attended when a test kit was included with the invitation to attend the health check and 42.9% attended when the health check invitation was posted on its own.
  • (16) Gastric antral vascular ectasia ('water melon stomach') is a poorly documented cause of occult upper gastrointestinal blood loss.
  • (17) Because cavernous malformations are often angiographically occult and do not have a characteristic appearance on computed tomography (CT), they are seldom recognized preoperatively and may be missed if the surgical specimen is not carefully reviewed.
  • (18) Taken together, these data demonstrate that dental radiography is not efficacious for the purpose of detecting occult lesions.
  • (19) A forensic autopsy series of 519 women more than 14 years old was studied for prevalence of benign, atypical, and occult malignant breast lesions.
  • (20) and metoclopramide stimulation have considerable value in identifying hyperprolactinaemic patients with prolactin-secreting adenomas, particularly those which are radiologically occult.