What's the difference between class and tier?

Class


Definition:

  • (n.) A group of individuals ranked together as possessing common characteristics; as, the different classes of society; the educated class; the lower classes.
  • (n.) A number of students in a school or college, of the same standing, or pursuing the same studies.
  • (n.) A comprehensive division of animate or inanimate objects, grouped together on account of their common characteristics, in any classification in natural science, and subdivided into orders, families, tribes, genera, etc.
  • (n.) A set; a kind or description, species or variety.
  • (n.) One of the sections into which a church or congregation is divided, and which is under the supervision of a class leader.
  • (n.) To arrange in classes; to classify or refer to some class; as, to class words or passages.
  • (n.) To divide into classes, as students; to form into, or place in, a class or classes.
  • (v. i.) To grouped or classed.

Example Sentences:

  • (1) The interaction of the antibody with both the bacterial and the tissue derived polysialic acids suggests that the conformational epitope critical for the interaction is formed by both classes of compounds.
  • (2) In dogs, cibenzoline given i.v., had no effects on the slow response systems, probably because of sympathetic nervous system intervention since the class 4 effects of cibenzoline appeared after beta-adrenoceptor blockade.
  • (3) The populations of Asia-Oceania have some features of the class II RFLPs in common, which are distinctly different from Caucasoids.
  • (4) The strongest predictor of non-sudden cardiac death was the New York Heart Association functional class.
  • (5) This modulation results from repetitive, alternating bursts of excitatory and inhibitory postsynaptic potentials, which are caused at least in part by synaptic feedback to the command neurons from identified classes of neurons in the feeding network.
  • (6) Radioligand binding studies revealed the presence of a single class of high-affinity (Kd = 2-6 X 10(-10) M) binding sites for ET-1 in both cells, although the maximal binding capacity of cardiac receptor was about 6- to 12-fold greater than that of vascular receptor.
  • (7) Their contour lengths varied from 0.28 to 51 micron, but unlike in the case of maize, a large difference was not observed in the distribution of molecular classes greater than 1.0 micron between N and S cytoplasms of sugar beet.
  • (8) These sequences are also conserved in the same arrangement in minor sequence classes of minicircles from this strain.
  • (9) This suggests that Mg2+ accelerated both reactions from a single class of site.
  • (10) The sensitivity of an indirect fluorescent antibody (IFA) test (screening test) for the detection of antibodies to cytomegalovirus (CMV) was examined by using 128 serum specimens and quaternary aminoethyl (QAE)-Sephadex A50 column chromatography to separate IgM from IgG class antibodies.
  • (11) The purpose of the present study was to analyze the effects of cromakalim (BRL 34915), a potent drug from a new class of drugs characterized as "K+ channel openers", on the electrical activity of human skeletal muscle.
  • (12) Antibiotics and anticonvulsants were the two most commonly used drug classes.
  • (13) The individual classes of drugs are first treated separately to highlight specific aspects of their quantification, and this is followed by an overview of those methods permitting the concomitant analysis of two or more antiepileptic compounds.
  • (14) the class- and specificity-restricted antigen-sensitive units.
  • (15) A NYHA-class greater than II was observed in 18% of patients with type-I hypertrophy, in 29% with type II, but in 61% with type III (p less than or equal to 0.05).
  • (16) Cell lines specific for class I or class II loci of the MHC produced interferon and colony-stimulating factors.
  • (17) To become president of Afghanistan , Ashraf Ghani Ahmadzai changed his wardrobe and modified his name, gave up coffee, embraced a man he once denounced as a “known killer” and even toyed with anger management classes to tame a notorious temper.
  • (18) Enough with Clintonism and its prideful air of professional-class virtue.
  • (19) Participants were selected from existing classes forming a weight training, aerobic exercise and activity control group.
  • (20) This unusual insertion could affect the interaction of cat CD4 with class II molecules, or with FIV, a feline homolog of HIV.

Tier


Definition:

  • (n.) One who, or that which, ties.
  • (n.) A chold's apron covering the upper part of the body, and tied with tape or cord; a pinafore.
  • (v. t.) A row or rank, especially one of two or more rows placed one above, or higher than, another; as, a tier of seats in a theater.

Example Sentences:

  • (1) Mike Ashley told Lee Charnley that maybe he could talk with me last week but I said: ‘Listen, we cannot say too much so I think it’s better if we wait.’ The message Mike Ashley is sending is quite positive, but it was better to talk after we play Tottenham.” Benítez will ask Ashley for written assurances over his transfer budget, control of transfers and other spheres of club autonomy, but can also reassure the owner that the prospect of managing in the second tier holds few fears for him.
  • (2) In a triple tier configuration, females concentrated 66% of their travel on the top tier.
  • (3) Not because we are “chippy, moronic gits” (thank you, Twitter), but because we do not see the social benefit of a two-tier education system that provides a small minority with vastly more opportunities than the rest.
  • (4) Oregon’s governor on Wednesday signed trailblazing legislation that will raise the minimum wage to nearly $15 in six years, and do so through a three-tiered system that has not been tried anywhere else in the country.
  • (5) Tier one comprises the nosological diagnosis, and tier two a detailed depiction of the component psychological dysfunctions.
  • (6) A 28 kDa calcium-binding protein (CaBP, or calbindin-D28 kDa) is expressed in dorsal tier mesostriatal dopaminergic neurons.
  • (7) A new, two-tier system for biotyping Salmonella typhimurium gives a finer and more reliable differentiation of strains than the Kristensen scheme and is capable of future extension by the addition of new types and new tests.
  • (8) The first two games from that partnership will be based on the company’s b-tier franchises Animal Crossing and Fire Emblem.
  • (9) It also represents the legalisation of a two-tiered system of tenants' rights – those who can afford to have rights and those who can't."
  • (10) Instead it said that the changing of the settings – which previously required users to navigate through up to 150 different settings to control who could see their data, to a simpler four-tiered version plus a "customise" option – was "merely a red herring".
  • (11) It's a pacey device, and one that serves the game-show content of the novel, and this is a good book; mid-tier King.
  • (12) The testing found that ATEbank would have a Tier 1 capital ratio of 4.36% under the most adverse scenario, leaving it short of €242.6m.
  • (13) In the year of the credit crunch, 2007, the bank's crucial tier one ratio – a measure of its financial health – was 4.7%.
  • (14) Such a compromise would have been difficult to reach even with such a deal, because many Democrats fear it would create a “two-tier” workforce.
  • (15) This tier system appears to provide a considered and careful approach to the requirement to assess the ocular tolerance of those materials for which conventional animal tests are not essential.
  • (16) The rhabdom of the larval eye, if cut longitudinally, exhibits a "banded" structure over its entire length; in the adult the banded part is confined to the distal end, and the rhabdom is tiered.
  • (17) Last month he told MPs on the education select committee he doubted there was any proof of noncompliance with the standards by academies, which Oliver has warned risks creating a two-tier system where some pupils receive healthy food and others do not.
  • (18) The tier system approach to Subdivision M guidelines allows for an effective screen (Tier I), and for in-depth (Tier II) evaluation of biochemical pesticides as immunotoxic agents.
  • (19) Auditors are also concerned about the longer-term financial sustainability of single-tier and county councils, reporting that 52% of these authorities are not well placed to deliver their medium-term financial strategies.” The report concludes that the DCLG “does not monitor in a coordinated way the impact of funding reductions on services, and relies on other departments and inspectorates to alert it to individual service failures.
  • (20) As the government pushes ahead with funding cuts of more than a third in local government, the National Audit Office said many single-tier and county councils feared for core services including education and social care.