(n.) The sum of four units; four units or objects.
(n.) A symbol representing four units, as 4 or iv.
(n.) Four things of the same kind, esp. four horses; as, a chariot and four.
Example Sentences:
(1) These included bringing in the A* grade, reducing the number of modules from six to four, and a greater attempt to assess the whole course at the end.
(2) Low birth weight, short stature, and mental retardation were common features in the four known patients with r(8).
(3) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
(4) However, four of ten young adult outer arm (relatively sun-exposed) and one of ten young adult inner arm (relatively sun-protected) fibroblasts lines increased their saturation density in response to retinoic acid.
(5) A 61-year-old man experienced four bouts of pancreatitis in 1 year.
(6) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
(7) In each study, all subjects underwent four replications (over two days) of one of the six permutations of the three experimental conditions; each condition lasted 5 min.
(8) Four cytotoxic antibiotics, bikaverin, duclauxine, PSX-1 and vermiculine, were examined with respect to their interference with glycolysis and respiration and their possible ionophoric or cytolytic activity.
(9) The invaginations were classified into four easily recognized types: regular, chunky, filigree, and ridge (present only in axon hillock regions).
(10) During the study period four family outbreaks and seven recurrences of infection were observed.
(11) These four antigens consisted of S of MNSs blood group, Lua of Lutheran blood group, and K and Kpa of Kell-Cellano blood group.
(12) Binding data for both ligands to the enzyme yielded nonlinear Scatchard plots that analyze in terms of four negatively cooperative binding sites per enzyme tetramer.
(13) Even so, amputation of fifteen extremities and four other major excisions were required in twelve patients.
(14) Four of the 39 ticks in our colony were infected with a spirochete; presumably, Borrelia crocidurae.
(15) Four other independent LCMV-GP2(275-289) specific H-2Db-restricted CTL clones also expressed V alpha 4 and V beta 10 gene elements.
(16) The hospital whose A&E unit has been threatened with closure on safety grounds has admitted that four patients died after errors by staff in the emergency department and other areas.
(17) Maximal covalent binding of [4,5-14C]ronidazole to DNA also required four-electron reduction, consistent with previous studies of the covalent binding of this agent to immobilized sulfhydryl groups [Kedderis et al.
(18) We investigated whether these peptides also affect the sleep EEG in humans when given intravenously by comparing polysomnographically the effects of four boluses of (1) placebo, (2) 50 micrograms GHRH or (3) 50 micrograms SRIF administered at 22.00, 23.00, 24.00 and 1.00 h to 7 male controls.
(19) Since the start of this week, markets have been more cautious, with bond yields in Spain reaching their highest levels in four months on Tuesday amid concern about the scale of the austerity measures being imposed by the government and fears that the country might need a bailout.
(20) In 14 of the patients the imaging results were checked against the histological findings of a subsequent thymectomy, which revealed four thymomas and (with the exception of one normal thymus) hyperplastic changes in all the others.
Quartet
Definition:
(n.) Alt. of Quartette
Example Sentences:
(1) The Libya Quartet, which includes the Africa Union, the European Union and the Arab League, is likely to discuss the massacre of up to 140 civilians and soldiers at an airbase in southern Libya in one of the single most shocking incidents since the civil war started in 2011.
(2) 19F NMR spectra of the complexes showed that the spin-coupled quartet of each complex was progressively shifted to higher frequency with an increase in the number of F- ions in the complex.
(3) "Settlement activity is detrimental to current peace efforts, including by the Quartet [the UN, EU, US and Russia], and puts those efforts at risk," she said.
(4) From the early beginning of the 32-cell stage, all four macromeres introdude far into the interior and tough the centrally radiating cells of the first quartet of micromeres.
(5) For many reasons, not the least of which is his role as the representative of the Middle East Quartet , Mr Blair has built a network of lucrative contracts in the region since he stepped down as prime minister in 2007.
(6) Columbia Pictures has bought the remake rights to the TV series, and to the original quartet of novels by David Peace on which it was based.
(7) Formation of the K(+)-stabilized G-quartet structure in a primer inhibits its use by telomerase.
(8) An XI that showed only Morgan Schneiderlin as a bona fide central midfielder meant the manager was shifting shape from his usual 4-2-3-1 to a loose 4-1-4-1, in which the middle quartet formed a diamond with Wayne Rooney at its tip behind Marcus Rashford.
(9) First, when he travelled to the Ashbourne set of Robin Hood to meet Russell Crowe and sign for the South Sydney Rabbitohs ; then when he was followed to Australia by his elder brother, Luke, and the twins, Tom and George, the quartet making history when they teamed up for Souths against Wests Tigers in August ; and this week when Sam, Tom and George were included in England's squad for the World Cup to leave Julie, the Burgess mother, feeling devastated for Luke.
(10) The quartet wrestles its way to the end of Shostakovich's unquiet masterpiece, the reprised Largo with its complex contrition and very adult fears.
(11) She said foreign ministers of the quartet of international peace mediators - the US, the EU, Russia and the UN - would hold a telephone conference during the day to discuss developments in the Palestinian territories .
(12) The frequencies of R-Y doublets, triplets and quartets in each were calculated.
(13) A weight had been lifted from all these players' shoulders, with this a moment for all to savour, an invitation extended even to the quartet who had been suspended against Bayern.
(14) And he says he takes great care to avoid conflicts of interest: for example, doing no business in Israel or the Palestinian territories, to avoid damaging his credibility there as the quartet's representative.
(15) Subsequent reaction of the excited quartet state involves hydrogen atom abstraction from a tryptophan residue.
(16) Gove, a member of the so called "quartet" running the party's election campaign, has made little secret of his unease.
(17) This Friday, 27 June, will mark the seven-year anniversary of Tony Blair's appointment as the Quartet representative to the Middle East.
(18) But the Quartet plan faces a major obstacle from a Palestinian insistence that it require Israel to halt all settlement construction during talks.
(19) The defence is well structured and they have a quartet of forwards that are very fast, with one very skilful player like Musa.
(20) His chaotic yet coherent masterpieces of the late 1960s, such as his Eight Songs for a Mad King, in which a violin is smashed to pieces every time the work is played – a moment that still draws gasps from any audience – through to his later cycles of concertos, symphonies, string quartets and music-theatre pieces,, as well as the dozens of pieces he has written for communities and amateur musicians to perform, make his a unique achievement in 20th and 21st century music.