decennial

[ dih-sen-ee-uhl ]

adjective

1. of or for ten years.
2. occurring every ten years.

noun

1. a decennial anniversary.
2. its celebration.

decennial

/ dɪˈsɛnɪəl /

adjective

1. lasting for ten years
2. occurring every ten years

noun

1. a tenth anniversary or its celebration

Derived Forms

• deˈcennially, adverb

Other Words From

• de·cenni·al·ly adverb

Word History and Origins

Origin of decennial¹

1650–60; < Latin decenni ( um ) a period of ten years ( decenn ( is ) decennary + -ium -ium ) + -al ¹

Example Sentences

The census is a constitutionally required decennial count of the population.

From Salon

Times journalists worked with the Los Angeles County Internal Services Department to access both the decennial Census and the American Community Survey for the most detailed data possible on Census tract level for Los Angeles.

From Los Angeles Times

Data from 1980 came from the decennial Census as it had more detailed tables to understand demographic patterns.

From Los Angeles Times

One surefire way to improve accuracy is for the Census Bureau to release less data from the decennial census.

From Science Magazine

Future surveys by U.S. government agencies, including the decennial census, will ask a single question about race and ethnicity and allow respondents to choose as many of the categories as apply, including a new one for those identifying as Middle Eastern or North African.

From Science Magazine