Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. A period of ten years.
- n. A group or series of ten.
Century Dictionary and Cyclopedia
- n. See decad.
Wiktionary
- n. A period of ten years.
- n. Specifically, a period of ten years, beginning on January 1 of a year ending with a zero when written, and ending at midnight on December 31 of the year nine years later.
- n. Any series of ten items.
- n. A series of ten Hail Marys in the rosary.
- n. The interval between any two quantities having the ratio 10 to 1.
GNU Webster's 1913
- n. A group or division of ten; esp., a period of ten years; a decennium
WordNet 3.0
- n. a period of 10 years
- n. the cardinal number that is the sum of nine and one; the base of the decimal system
Etymologies
- Middle English, a group of ten, from Old French, from Late Latin decas, decad-, from Greek dekas, from deka, ten; see dekm̥ in Indo-European roots.
Examples
“Did I use the word decade somewhere I am not ware of or is the Al deal where he says I said something I did not say? psst, gmen, just a point of psst, gmen, just a point of order- not everyone is addressing you all the time.”
“Usually, the term decade refers to something like "the Twenties," or "the Sixties.”
“If this decade is the Facebook decade, then this is the movie of the decade.”
The Huffington Post: Frank Chi: The Social Network is About Social Upheaval. Forget Everything Else.
“In this day in age, to be working anywhere for a decade is a real gift.”
“This decade is the time to fully embrace diversity and demonstrate equal rights to all Americans in this country.”
“I would say that the probability that several European countries will fall sufficiently far into the idea trap that their standard of living stagnates for more than a decade is about 25 percent over the next forty years.”
What is a Collapse?, Arnold Kling | EconLog | Library of Economics and Liberty
“One of the hottest comics of the decade is about to get even hotter!”
Marvel Solicitations for January 2008 | Major Spoilers - Comic Book Reviews and News
“Another trend of the decade is the role that imports have had on “new” varietal acceptance among consumers, i.e.,”
Wine trends of the Naughties – reflections through the wine glass | Dr Vino's wine blog
“So first you must decide what the decade is about from a wine perspective.”
Vote now! Wine Person of the Decade [the Naughties] | Dr Vino's wine blog
“This coming decade is going to be known as the decade of tracking and monitoring," I was told by Smith, who recently became the chief technology officer of a watchdog organization called the Privacy Foundation.”
Lists
These user-created lists contain the word ‘decade’.
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Academic Vocabulary
Use these and get promoted
abandon, abandonment, abnormally, abstract, abstraction, abstractly, abstracts, academia, academic, academically, academics, academies and 3092 more...
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G[r]eek
A collection of words found in English that are either purely Greek or have Greek etymology.
Please add with caution and certainty. Will be regularly updated by me.etymology, philosophy, laconic, disharmony, patriarchic, archaic, phlogiston, aether, aeon, angel, arachnid, rhythm and 322 more...
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Noteworthy Words
Here I have in mind a list of words that could be spelled with only the letters A, B, C, D, E, F, and G--and thus could also be played as a tune on the piano.
face, ace, bag, cage, bad, fad, fade, fee, gee, beg, fed, deaf and 98 more...
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Time
clock, forever, never, ever, ago, when, then, now, past, present, future, timeline and 119 more...
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-ad
of or relating to; used to form names
monad, Iliad, cycad, gonad, dyad, triad, tetrad, pentad, hexad, heptad, octad, ennead and 5 more...

grantbarrett Why, yes! I made one this morning. Dec 22, 2009
chained_bear Do we have any incipient Words of the Decade lists at all? Just wondering. (I'm not planning to start one.) Dec 22, 2009