What's the difference between biennial and quadrennial?

Biennial


Definition:

  • (a.) Happening, or taking place, once in two years; as, a biennial election.
  • (a.) Continuing for two years, and then perishing, as plants which form roots and leaves the first year, and produce fruit the second.
  • (n.) Something which takes place or appears once in two years; esp. a biennial examination.
  • (n.) A plant which exists or lasts for two years.

Example Sentences:

  • (1) The improved economic status of the aged has been documented by a series of surveys beginning in 1941-42 and carried out from time to time until 1972 and biennially since 1976.
  • (2) In both sexes, at all ages, all-cause, cardiovascular, and coronary mortality rates increased progressively in relation to antecedent heart rates determined biennially.
  • (3) When Philip Roth accepted the biennial International Booker prize honouring some 60 years of his fiction, from Goodbye, Columbus to Nemesis , he sat at a wooden table in the studio adjoining his airy Connecticut retreat looking as much like a retired priest, or judge, as the Grand Old Man of American letters, pushing 79.
  • (4) Cigarette smoking cessation and resumption patterns are presented from biennial examination data from the Framingham Study for the years 1956-1978.
  • (5) My exploded shed was made in 1991, but it wasn't until it was shown at São Paulo Biennial in 1994 that it became well-known."
  • (6) Events such as the Glasgow International and Manchester International are now must-sees, and the Folkestone Biennial looks like following suit.
  • (7) More than one in four myocardial infarctions that occurred over 30 years in the Framingham Study were detected only because of routine biennial electrocardiographic examinations.
  • (8) Assessments are made during routine surveys by field technicians, monthly by the Radiation Safety Officer, and biennially by an independent radiological expert.
  • (9) The obese classification was based on maximum body mass index (BMI) over the 16 available biennial examinations of the Framingham Heart Study.
  • (10) The selection of this population and the success in following it through biennial clinical examinations and indirect surveillance for deaths and hospitalizations are described.
  • (11) Based on 472 stroke events occurring during 10 years' follow-up from biennial examinations 9 and 14, stroke probabilities were computed using the Cox proportional hazards model for each sex based on a point system.
  • (12) The subjects consisted of 143 males and 208 females aged 58-88 years at the 15th biennial examination in 1978.
  • (13) During the tenth biennial examination of the Framingham Study, 1315 participants who were free of cardiovascular disease had fibrinogen levels measured.
  • (14) The festival was co-founded by Erlend Mogård-Larsen and curator Helga-Marie Nordby , who got the idea after working on an art biennial in Lofoten, Norway in 2010.
  • (15) It is the first time the biennial competition has been held in the UK for over 40 years.
  • (16) The hypothesis that obesity-related hypertension is relatively innocuous was explored by an examination of cardiovascular events over 34 years of follow-up when related to biennially measured weights and blood pressures using time-dependent covariate proportional hazards analysis.
  • (17) Perhaps his most significant international contribution was co-founding in 1978, with John Peatling, the International Seminar on Religious Education and Values (Isrev), bringing together international scholars at biennial conferences, initially held alternately in Europe and North America.
  • (18) Barack Obama’s chief of staff, Denis McDonough, took a clipboard and with mayor Ed Lee scoured San Francisco streets last week for the biennial homeless count.
  • (19) In terms of the bienniale itself, I was not so interested in what was happening on Riva degli Schiavoni [where some of the yachts are moored].
  • (20) More young people are joining the dole queue, with the youth unemployment rate increasing from 8.8% in 2008 to 13.3% in 2014, according to the biennial welfare report card from the Australian Institute of Health and Welfare (AIHW).

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.