1. (noun) a period of 10 years

• decennary
• decennium

2. (noun) the cardinal number that is the sum of nine and one; the base of the decimal system

• 10
• ten
• tenner
• x

1. (noun) a period of 10 years

• 1530s
• 1750s
• 1760s
• 1770s
• 1780s
• 1790s
• 1820s
• 1830s
• 1840s
• 1850s
• 1860s
• 1870s
• 1880s
• eighties
• 1890s
• nineties
• 1900s
• 1920s
• twenties
• 1930s
• thirties
• 1940s
• forties
• 1950s
• fifties
• 1960s
• sixties
• 1970s
• seventies
• 1980s
• eighties
• 1990s
• nineties

1. (noun) a period of 10 years

• period
• period of time
• time period

2. (noun) the cardinal number that is the sum of nine and one; the base of the decimal system

• large integer