What's the difference between quadrennial and triennial?

Quadrennial


Definition:

  • (a.) Comprising four years; as, a quadrennial period.
  • (a.) Occurring once in four years, or at the end of every four years; as, quadrennial games.

Example Sentences:

  • (1) One of its functions is organizing a quadrennial international cancer congress.
  • (2) The Perugia Division of Cancer Research (DCR) owes much to HLS because he was always ready with advice and help of every nature and because the Perugia Quadrennial International Conferences on Cancer (PQICC) had their beginning through his will and always enjoyed his authoritative approval and aid.
  • (3) But in most countries where watching the game of football is a regular occurrence rather than a quadrennial diversion, they understand – unlike Americans – that its purpose is to incite and, in part, appease the bloodlust of the disenfranchised masses.
  • (4) Quinn's real chance came when the Board in 1985 gave her a new assignment: updating ICN's history, the result being ICN--Past and Present, which was launched at the 19th Quadrennial Congress in Seoul in 1989.
  • (5) By 2009, the equivalent stage of the next quadrennial World Cup cycle, that figure had climbed to more than $1bn.
  • (6) The authors delivered this paper at one of the Special Interest sessions in Tel Aviv at the Quadrennial Congress and stimulated the audience to much thought.
  • (7) Australia is being assessed before the universal periodic review , a quadrennial assessment of countries’ human rights record by the UN human rights council.
  • (8) She was also the keynote speaker at ICN's 19th Quadrennial Congress in Seoul, Korea, 28 May-2 June 1989, described by Korean Prime Minister Kang Young Hoon in his address at the opening ceremonies as the "festival of peace and friendship for nurses the world over".
  • (9) In my opinion, this equates to a possible situation where only a tiny minority of the most gifted, talented and motivated children compete in a single quadrennial competition.
  • (10) The pattern for 2016 looks very similar to 2015, but with the bonus of the maxi-quadrennial events of the visually stunning Rio Olympics, the Uefa Euro football championships and, of course, the US presidential election to boost marketing investments, as usual by up to 1% or so,” he said.
  • (11) The quadrennial survey continues to provide useful information on an easily identifiable and traceable patient population, but the process would be greatly simplified by the adoption of a "universal" reporting system such as that used in Europe.
  • (12) The flaws highlighted by Clinton in the country’s energy infrastructure, including pipeline spills, rail car explosions, and the exposure to cyber-attacks, mirror the findings of the first-ever quadrennial energy review conducted by the Obama administration and released in April.

Triennial


Definition:

  • (a.) Continuing three years; as, triennial parliaments; a triennial reign.
  • (a.) Happening, coming about, or appearing once in every three years; as, triennial elections; a triennial catalogue; a triennial visitation.
  • (n.) Something which takes place or appears once in three years.

Example Sentences:

  • (1) The review also draws on data on maternal deaths, collated on a triennial basis and published by the National Health and Medical Research Council.
  • (2) However, in the coming months the company and pension trustees will receive a triennial valuation for the deficit, as at April 2010, carried out on a stricter, actuarial measure of assets and liabilities.
  • (3) The BHS fund, which has been widely reported to be in deficit to the tune of £100m, is scheduled for its triennial valuation at the end of this month.
  • (4) A description is given of a triennial investigation of hearing threshold carried out among 163 male adolescents whose mean age was 17 years at the first (1977) and 23 years at the last investigation (1983).
  • (5) Statistical models indicate triennial testing may deliver almost all of the effectiveness of annual testing at a substantially reduced cost, but the numerous reports of false-negative results argue strongly in favour of annual screening.
  • (6) However, on Tuesday – the last day of the triennial conference – some members stood up to say their ballot had not been recorded during voting late on Monday, when the resolution failed to pass by a single vote.
  • (7) As a result, lack of confidence is potentially holding the UK back from performing better in international league tables such as the OECD’s triennial Pisa tests.
  • (8) Triennial screening reduced mortality from cervical cancer among the elderly by 74% at a cost of $2254 per year of life saved.
  • (9) The prevalence of human papillomavirus (HPV) genotypes was investigated by the polymerase chain reaction (PCR) method in cytologically normal and abnormal cervical scrapes obtained from asymptomatic women (n = 1,346), participating in a triennial screening program for cervical cancer, and from a gynecological outpatient population (n = 593).
  • (10) Evaluation of MS temporal trends showed a significant increase in MS incidence during the study period: values ranged around two per 100,000 in the triennial periods 1965-1967, 1968-1970, and 1971-1973, and around five in each triennium from 1977 onward.
  • (11) On the day the MP for Clacton defects to Ukip ( Defection to Ukip puts pressure on Cameron , 29 August), the third Folkestone Triennial opens ( A nugget and spade resort?
  • (12) As triennial school psychological evaluations typically contain tests which have been administered previously, e.g., WISC-R, WRAT-R, we suggest that psychologists use caution when using Form M to test or retest the receptive vocabulary of emotionally handicapped or disturbed middle-school-age children.
  • (13) The triennial results from the Programme for International Assessment (Pisa), due on Tuesday but trailed in the Sunday press , have become education's equivalent of the football World Cup.
  • (14) Full triennial accreditation surveys were conducted by the Joint Commission on Accreditation of Healthcare Organizations in 1,628 of these institutions in 1986.
  • (15) The first group consisted of 143 consecutive samples from women with no cytological abnormalities who participated in a triennial screening program to prevent cervical cancer.
  • (16) For Biggs, the work, one of more than 20 commissions for the contemporary art triennial, now in its third year, has a far deeper resonance.
  • (17) The triennial valuation of the BHS pension scheme is being conducted with the results expected before 30 June.
  • (18) This could show a considerably worse funding hole compared with the last triennial valuation, conducted in April 2007.
  • (19) The pension fund had a deficit of £207m at the time of the last published accounts, although a triennial valuation scheduled to be completed by the end of June is expected to show it is now significantly more than this.
  • (20) The data are taken from the triennial New York City Housing and Vacancy Survey.