Decade vs Undefined - What's the difference?
decade | undefined |
A series or group of ten things.
A period of ten years.
*
* {{quote-magazine
, year=1979
, date=December
, title=Museums
, magazine=Texas Monthly
, volume=7
, issue=12
, page=22
* {{quote-magazine, date=2013-03
, author=David S. Senchina
, title=Athletics and Herbal Supplements
, volume=101, issue=2, page=134
, magazine=(American Scientist)
* 2002 , , The Great Nation , Penguin 2003, p. 481:
(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.
Lacking a definition or value.
(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
As a noun decade
is period of ten days (such as the week in the ).As an adjective undefined is
lacking a definition or value.decade
English
Noun
(en noun)- a decade of soldiers
- 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.
citation, passage=Thru May: 1920s — The Decade That Roared. New exhibition portraying historical events and everyday life during the Roaring Twenties.}}
citation, passage=Athletes' use of herbal supplements has skyrocketed in the past two decades .}}
- 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.
- 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)undefined
English
Adjective
(wikipedia undefined) (-)- The result of division by zero is undefined .