Definition of twelfth in English:

twelfth

Syllabification: twelfth
Pronunciation: /twelfTH
 
/

number

1Constituting number twelve in a sequence; 12th: the twelfth of November his twelfth birthday the twelfth in a series of essays
More example sentences
  • Shii school of Islamic law relying on a series of rational processes dating to at least the twelfth century.
  • In the last decades of the twelfth century, the Societas Mercatorum, the organisation that had overseen the commercial life of Florence for 100 years, began to fracture into separate units.
  • In the picture at the Civic Museum in Ancona, St Francis in the twelfth century adores the appearance of the Madonna and Child in the clouds above the Doge's palace in Venice, built 300 years later.
1.1 (a twelfth/one twelfth) Each of twelve equal parts into which something is or may be divided.
More example sentences
  • If the three are on the ground all at once, that would be three out of 36 players… one twelfth of the players on the ground.
  • How can you claim he or anyone else is perfect for you based on some irrelevant, stupid thing he has in common with a twelfth of the population - it's so dumb.
  • Each of the sisters had been responsible for bringing in about a twelfth of the horde and knew every one of them by name.
1.2The twelfth grade of a school.
More example sentences
  • It is a difference that I identify with very strongly, because I attended an Orthodox Jewish school in New York City from kindergarten through twelfth grade.
  • Begun in 1972 as an outgrowth of the chapel of the same name, the school runs from kindergarten through twelfth grade and enrolls about 100 students.
  • By the twelfth grade boys are four times as likely as girls not to do homework.
1.3 Music An interval or chord spanning an octave and a fifth in the diatonic scale, or a note separated from another by this interval.
More example sentences
  • I always asked for ‘Up the Lazy River,’ one of many numbers for which she'd worked out a unique walking bass line of chorded twelfths!
  • Note how the soloist is taken to both high and low extremes of its wide range of a twelfth, and how rhythm is used to convey mood, the nearest Tomkins ever came to writing in stile concitato.
1.4 (the Twelfth) July 12, celebrated by upholders of Protestant supremacy in Ireland as the anniversary of William III’s victory over James II at the Battle of the Boyne.
More example sentences
  • In August 1998, she held a Twelfth of July celebration in Aras an Uachtarain.

Derivatives

twelfthly

adverb
More example sentences
  • The District will reimburse twelfthly amounts on a prorated basis toward payment of premiums for eligible unit members to provide coverage through 8/31 / 2006 for the plan.
  • The Board of Trustees approved twelfthly rates for dental coverage for the period October 1, 2005 through September 30, 2006 as follows: subscriber $15.10, subscriber with one dependent $28.70, subscriber with two or more dependents $42.30.

twelvefold

Pronunciation: /ˈtwel(v)ˌfōld/
adjective& adverb
More example sentences
  • A comparison of the 2001 half-year figure with the same period in 2000 shows a twelvefold increase in syphilis; gonorrhoea is up almost 80% and herpes saw a rise of 36%.
  • The Scottish Executive's latest calculations say it is a staggering twelvefold increase, much of it spent in rural Scotland.
  • Inflation compounded the crisis, with the official cost of living index increasing twelvefold between June 1945 and January 1946.

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