Decade definition
A period of ten years.
noun
A period of ten years; esp., in the Gregorian calendar.
- (officially) A ten-year period beginning with the year 1, as 1921-1930, 1931-1940, etc.
- In common usage, a ten-year period beginning with a year 0, as 1920-1929, 1930-1939, etc.
noun
A group or series of ten.
noun
A group of ten.
noun
The definition of a decade is a period of 10 years.
An example of decade is 1990 to 2000.
noun
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There are decades between 1.8 and 18, between 25 and 250 and between 0.03 and 0.003.
noun
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A division of the rosary consisting of one large bead and ten small beads.
noun
Other Word Forms
Noun
Singular:
decade
Plural:
decadesOrigin of decade
- Middle English a group of ten from Old French from Late Latin decas decad- from Greek dekas from deka ten dekm̥ in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle English, from Middle French decade, from Late Latin decas (“(set of) ten”), from Ancient Greek δέκας (dékas), from δέκα (déka, “ten”).
From Wiktionary