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Synonyms

decade

American  
[dek-eyd, duh-keyd] / ˈdɛk eɪd, dəˈkeɪd /

noun

  1. a period of ten years.

    the three decades from 1776 to 1806.

  2. a period of ten years beginning with a year whose last digit is zero.

    the decade of the 1980s.

  3. a group, set, or series of ten.


decade British  
/ dɪˈkeɪd, ˈdɛkeɪd /

noun

  1. a period of ten consecutive years

  2. a group or series of ten

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • decadal adjective
  • half-decade noun

Etymology

Origin of decade

First recorded in 1425–75; late Middle English, from Middle French, from Late Latin decad-, stem of decas, from Greek dekás “group of ten”; equivalent to deca- + -ade 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He took it as proof that force, used decisively, could succeed where decades of diplomacy had failed.

From The Wall Street Journal

A predominantly Shiite Islamist group, Hezbollah has for decades been a major military and political force in Lebanon, which borders northern Israel.

From Los Angeles Times

We could be seeing the next decade of Liverpool football club.

From BBC

This was the ayatollah’s policy, for which he has made his people suffer for two decades.

From The Wall Street Journal

Khamenei, 86 years old at the time of his death, led Iran through decades of transformation.

From The Wall Street Journal