wk

What is a Week?

Time Unit

Definition

A week is a unit of time equal to 7 days.

History

The seven-day week has ancient origins, possibly from Babylonian astronomy based on the seven celestial bodies visible to the naked eye.

Common Uses

  • Work schedules and pay periods
  • School schedules
  • Calendar planning
  • Pregnancy duration

Fun Facts

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The days of the week are named after celestial bodies and Norse gods

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Most countries consider Monday the first day of the week

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Pregnancy is typically measured in weeks (40 weeks)

All Week Conversions