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What is the difference between year and decade?

year | decade |

Decade is a related term of year.



As nouns the difference between year and decade

is that year is the time it takes the Earth to complete one revolution of the Sun (between 365.24 and 365.26 days depending on the point of reference) while decade is a series or group of ten things.

year

English

Alternative forms

* (obsolete) * (obsolete)

Noun

(wikipedia year) (en noun)
  • The time it takes the Earth to complete one revolution of the Sun (between 365.24 and 365.26 days depending on the point of reference).
  • (by extension) The time it takes for any planetary body to make one revolution around another body.
  • A period between set dates that mark a year, from January 1 to December 31 by the Gregorian calendar.
  • * {{quote-magazine, date=2013-07-20, volume=408, issue=8845, magazine=(The Economist)
  • , title= The attack of the MOOCs , passage=Dotcom mania was slow in coming to higher education, but now it has the venerable industry firmly in its grip. Since the launch early last year of Udacity and Coursera, two Silicon Valley start-ups offering free education through MOOCs, massive open online courses, the ivory towers of academia have been shaken to their foundations.}}
  • A scheduled part of a calendar year spent in a specific activity.
  • (sciences) A Julian year, exactly 365.25 days, represented by "a".
  • A level or grade in school or college.
  • The proportion of a creature's lifespan equivalent to one year of an average human lifespan (see also dog year).
  • Synonyms

    * (one revolution of the Sun by the Earth) twelvemonth * (time to make one revolution by any body) anomalistic year, Gaussian year, sidereal year, tropical year * (period between set dates) calendar year, civil year, legal year * (specific uses) fiscal year, liturgical year, school year

    Derived terms

    * calendar year * civil year * dog year * donkey's years * fiscal year * gap year * golden years * in the year of our Lord * in the year of our Lord Jesus Christ * last year * leap year * legal year * liturgical year * on in years * school year * sidereal year * sunset years * the year dot * twilight years * yearbook * year by year * year-end * year-long * year of our Lord * year of our Lord Jesus Christ * -year-old * year-round * yearhundred * yearling * yearly * yesteryear

    See also

    * day * week * month

    Statistics

    *

    Anagrams

    * * * 1000 English basic words

    decade

    English

    Noun

    (en noun)
  • A series or group of ten things.
  • a decade of soldiers
  • A period of ten years.
  • *
  • The repeated exposure, over decades , to most taxa here treated has resulted in repeated modifications of both diagnoses and discussions, as initial ideas of the various taxa underwent—often repeated—conceptual modification.
  • * {{quote-magazine
  • , year=1979 , date=December , title=Museums , magazine=Texas Monthly , volume=7 , issue=12 , page=22 citation , passage=Thru May: 1920s — The Decade That Roared. New exhibition portraying historical events and everyday life during the Roaring Twenties.}}
  • * {{quote-magazine, date=2013-03
  • , author=David S. Senchina , title=Athletics and Herbal Supplements , volume=101, issue=2, page=134 , magazine=(American Scientist) citation , passage=Athletes' use of herbal supplements has skyrocketed in the past two decades .}}
  • * 2002 , , The Great Nation , Penguin 2003, p. 481:
  • The year was divided up into twelve months renamed after the seasons [...]; each month comprised three ‘decades ’ of ten days – with the décadi replacing Sundays as a day of rest; and each day was reconsecrated to a natural product or farming tool or technique.
  • (Roman Catholicism) A series of ten Hail Marys in the rosary.
  • (physics, engineering) The interval between any two quantities having the ratio 10 to 1.
  • There are decades between 1.8 and 18, between 25 and 250 and between 0.03 and 0.003.

    Usage notes

    Unlike centuries or millennia (which properly run from xxx1 to xxx0), decades are an informal unit generally taken to run from xxx0 to xxx9. That is, the first century began in the year 1 and ended in the year 100 but the Nineties are those years whose name includes the word "ninety": '90, '91, '92...

    Synonyms

    * (ten years)