PoliticsSeptember 7, 2026

decennial

dih-SEN-ee-uhl

Definition

Occurring once every ten years.

Etymology

Derived from the Latin 'decennium', meaning 'a period of ten years', formed by combining 'decem' (ten) and 'annus' (year).

In the news

The article mentions that President Trump encouraged states to draw new congressional maps outside of the normal decennial redistricting cycle, which typically happens every ten years following the census.

Missouri organizer urges Supreme Court to leave ruling in place preventing use of congressional map expected to benefit Republicans

Read the full article ↗

SCOTUSblog

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