What's the difference between cluster and luster?

Cluster


Definition:

  • (n.) A number of things of the same kind growing together; a bunch.
  • (n.) A number of similar things collected together or lying contiguous; a group; as, a cluster of islands.
  • (n.) A number of individuals grouped together or collected in one place; a crowd; a mob.
  • (v. i.) To grow in clusters or assemble in groups; to gather or unite in a cluster or clusters.
  • (v. t.) To collect into a cluster or clusters; to gather into a bunch or close body.

Example Sentences:

  • (1) The patterns observed were: clusters of granules related to the cell membrane; positive staining localized to portions of the cell membrane, and, less commonly, the whole cell circumference.
  • (2) We used the polymerase chain reaction (PCR) to amplify the breakpoint area of alpha-thalassemia-1 of Southeast Asia type and several parts of the alpha-globin gene cluster to make a differential diagnosis between alpha-thalassemia-1 and Hb Bart's hydrops fetalis.
  • (3) In some cervical nodes, a few follicles, lymphocyte clusters, and a well-developed plasmocyte population were also present.
  • (4) The 68C intermolt puff of Drosophila melanogaster contains a cluster of three glue protein genes, Sgs-3, Sgs-7, and Sgs-8.
  • (5) This analysis demonstrated that more than 75% of cosmids containing a rare restriction site also contained a second rare restriction site, suggesting a high degree of CpG-rich restriction site clustering.
  • (6) Typically the iron-iron axis (gz) of the binuclear iron-sulfur clusters is in the membrane plane.
  • (7) The fourth cluster included the type strains of Actinobacillus lignieresii, A. equuli, A. pleuropneumoniae, A. suis, A. ureae, H. parahaemolyticus, H. parainfluenzae, H. paraphrohaemolyticus, H. ducreyi, and P. haemolytica.
  • (8) Each species has approximately 500 core histones cluster repeats per haploid genome.
  • (9) mycoides cluster' at a similarity level (S) of 66% and which remained undivided at up to 78% S. At higher similarity levels, these strains fell heterogeneously into mixed sub-phenons containing strains of both subspecies.
  • (10) Thus, succinate dehydrogenase is the first enzyme which has been shown to contain all 3 of these Fe-S clusters.
  • (11) We examined 10 life areas clustered around the general categories of "substance use," "social functioning," and "emotional and interpersonal functioning."
  • (12) 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.
  • (13) Neutral sucrose density sedimentation patterns indicate that neutron-induced double strand-breaks sometimes occur in clusters of more than 100 in the same phage and that the effeciency with which double strand-breaks form is about 50 times that of gamma-induced double strand-breaks.
  • (14) The difference in Brazil will be the huge distances involved, with the crazy decision not to host the group stages in geographical clusters leading to logistical and planning nightmares.
  • (15) Fifty-four cases were analysed, and a two-fold excess of clustering within one year was observed, both within single districts and between adjacent districts.
  • (16) All of the multivariate data were treated with mathematic method of cluster analysis.
  • (17) The perinatal development of the levator ani (LA) muscle in male and female rats was investigated by measuring the total number of muscle units (MU) (i.e., mononucleate cells, clustered or independent myotubes, and muscle fibers) in transverse semithin sections of the entire muscle and the MU cross-sectional area in 22-day-old fetuses (F22), 1-day-old (D1 = day of birth), 3-day-old (D3), and 6-day-old (D6) newborns.
  • (18) Since only a few of these medium sized terminals in any one cluster degenerate after tectal lesions, and none degenerate after cortical lesions, it is suggested that the morphological arrangement of these clusters may permit the convergence of axons from several sources, some of which are unidentified, onto the same dendritic segment.
  • (19) A transurethral prostatic resection for prostatism in a 73 year old man showed a cluster of richly capillarised clear cells originally thought to be indicative of invasive carcinoma.
  • (20) Moderately differentiated tumor revealed a wider range of nucleus size, less clustering (coefficient--3.59) and more hyperchromatic (70.1%) and "bare" (49.4%) nuclei and large nucleoli (22.2%).

Luster


Definition:

  • (n.) One who lusts.
  • (n.) Alt. of Lustre
  • (v. t.) Alt. of Lustre

Example Sentences:

  • (1) Many ceramists advocate polishing, rather than glazing, to control the surface luster of metal ceramic restorations.
  • (2) Tytin had the highest luster with Lojic and Futura having a generally dark surface after 3 years clinical service.
  • (3) The results showed that the high speed finishing technique by twelve and thirty fluted carbide burs and final polishing with Command Ultrafine Luster Paste produces the smoothest and flatest surface of HERCULITE XR.
  • (4) Their expulsions, upholding the actions of IOC leadership in late January, marked a watershed in the worst scandal in Olympic history and, officials hoped, the start of a reform process to regain the luster of the five rings.
  • (5) SS patients also complain of dryness of their hair and note a decrease in luster, and severe dryness of the skin is frequently accompanied by pruritus.
  • (6) All amalgam samples exhibit a gradual loss of the surface luster with blackish discoloration and pitting after a long exposure period to the medium.
  • (7) 61, 41-53] that 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) produces toxic responses through persistent occupancy of nuclear thyroxine (T4) receptors, and that maintenance of receptor occupancy by supraphysiologic concentrations of thyroid hormones mimics TCDD toxicity [L. H. Hong, J. D. McKinney, and M. I. Luster (1987).
  • (8) The endoscopic findings showed changes in the bronchial wall consisting of reddening, pallor, absence of mucosal luster, edema, engorgement of blood vessels, irregular mucosal surface, and elevated mucosa.
  • (9) After a year it was concluded that composites on which the resin coating is intact maintain their color match, luster, and smoothness significantly better than uncoated composite restorations.
  • (10) In the CNS of the giant barnacle (Balanus nubilus) a single pair of large neuronal somata (cross-commissural, or CC, cells), located near the entry of the median ocellar nerve, occasionally displays a prominent whitish luster.
  • (11) Lesions ranged from loss of surface luster to erosions and deep ulcers with eburnation of the subchondral bone and secondary proliferative synovitis.
  • (12) The corneas have remained clear and lusterous without tears in Descemet's membrane.
  • (13) The data suggest that limited mobility, changes in color, poor luster, and relative opacity of the tympanic membrane occur in healthy neonates and may reflect physiologic changes unique to the newborn period.
  • (14) However, the alloy with Pd showed a significant superiority in surface luster over this time period.
  • (15) Future research should be directed to developing solution cleansers which can maintain plaque-free dentures with a daily soaking period of 15 to 30 minutes and not affect the color and surface luster of the denture acrylic resin.
  • (16) The luster of the term has dimmed with overuse, but it is a much more accurate description of not just what ending poverty will give us, but how we might accomplish it.
  • (17) All 20 nails are uniformly affected with excessive longitudinal striations and loss of nail luster.
  • (18) Results showed that composites glazed with resin coating finishes at placement maintained their luster, color match, and surface smoothness significantly better after one year than composites that were not coated.
  • (19) The overspray aerosol from six paints consisted of organic paint binders with varying amounts of inorganic species as pigments or luster enhancers.
  • (20) Within a few minutes corneal changes occurred that were characterized by viscous mucus, loss of corneal luster and dryness.