Definition of DECADE


Decade functions solely as a noun, representing a period of ten years within the Gregorian calendar. It serves as a unit of time measurement, providing a framework for organizing historical events, cultural trends, and personal milestones over a specific span of time.

As a noun, a decade refers to a span of ten years, typically within the Gregorian calendar system. It provides a convenient way to categorize and analyze historical, cultural, and social developments, as well as personal achievements and milestones, within a specific timeframe.

Historical Perspective: Decades play a significant role in historical analysis, allowing historians to periodize and contextualize events, movements, and trends within broader historical narratives. By dividing time into decades, historians can identify patterns, shifts, and continuities over successive periods, facilitating the study of social, political, and cultural change.

Cultural Significance: Decades often acquire cultural significance, as they become associated with distinctive styles, trends, and cultural movements that characterize the era. For example, the “Roaring Twenties” and the “Swinging Sixties” evoke specific cultural images and associations that define the spirit and essence of those respective decades.

Personal Milestones: On a personal level, decades serve as markers of time that individuals use to reflect on their lives, set goals, and measure progress. Milestone birthdays such as turning thirty, forty, or fifty mark transitions between decades and may prompt individuals to evaluate their achievements, aspirations, and life priorities.

Long-Term Planning: Decades also play a role in long-term planning and forecasting, as individuals, organizations, and governments project future trends, needs, and opportunities over multi-decade horizons. Long-range plans and strategies often consider the implications of demographic shifts, technological advancements, and socioeconomic changes over successive decades.

In conclusion, a decade represents a period of ten years within the Gregorian calendar system, serving as a fundamental unit of time measurement with historical, cultural, and personal significance. Whether analyzing historical trends, reflecting on cultural movements, or planning for the future, decades provide a framework for understanding and navigating the passage of time, encapsulating the collective experiences, achievements, and aspirations of individuals and societies over successive periods. Embracing the concept of decades enables us to contextualize our past, anticipate our future, and appreciate the dynamic interplay of continuity and change within the fabric of time.

Examples of DECADE in a sentence

  • A decade refers to a period of ten years.
  • The 1980s was a vibrant decade known for its fashion trends, music, and technological advancements.
  • The company celebrated its decade anniversary with a special event honoring employees and stakeholders.
  • The 1920s, often referred to as the “Roaring Twenties,” was a transformative decade marked by social and cultural changes.
  • Technological innovations such as the internet and smartphones have transformed daily life over the past decade.
  • Environmentalists warn that urgent action is needed to address climate change before the end of the decade.
  • The athlete’s remarkable achievements over the past decade have solidified their place in sports history.
  • The study of demographic trends reveals shifts in population dynamics over the past decade.

Origin of DECADE

The term decade comes from the Middle French word decade, which is derived from the Latin word “decadem,” meaning “ten.” Here’s the breakdown:

  • Decadem (Latin): Referring to “ten.”
  • Decade (Middle French): Borrowed from Latin, maintaining the same meaning.
  • Decade (Modern English): Evolved from Middle French, retaining the original sense of a period of ten years.

Therefore, “decade” has consistently referred to a period of ten years, from its Latin origins through its usage in Middle French and into modern English.


  • Decennium
  • Decemvirate
  • Ten-year span
  • Decimation
  • Decennary
  • Decuple
  • Tenner
  • Ten-year period


  • Single year
  • Month
  • Century
  • Brief period
  • Short span
  • Fragment of time
  • Short interval
  • Moment


  • Epoch
  • Era
  • Timeframe
  • Span
  • Time span
  • Historical period
  • Interval
  • Duration

🌐 🇬🇧 DECADE in other languages

Terms of Use

Privacy & Cookies


Who We Are

Main Sections


Geographical Locations



Let´s Talk



® 2024