IPA: /ˌæntəˈbɛləm/
KK: /ˈæntəˌbɛləm/
Relating to the time period before a war, particularly the American Civil War in the United States.
The antebellum period was marked by significant social and economic changes in the South.
Antebellum is formed from "ante" (meaning before) and "bellum" (meaning war). The term refers to the period before a war, particularly the American Civil War.
Think of 'ante' meaning 'before' and 'bellum' meaning 'war' — this helps you remember that antebellum refers to the time before a war.