babyboomcommon nounSyllable DecompositionbabyboomEtymologyexpandfrom English baby boom, composed of baby ('baby') and boom ('explosion').Definitions1. Significant increase in the birth rate of certain countries, just after the end of World War II.sociolexpand2. Any increase in the birth rate.by extensionexpandL'an 2000 a connu un babyboom.Antonymsbaby-krachpapy boomTranslationsenglish:baby boomjapanese:ベビーブームSee alsobabyboum (cn.) baby-boom (cn.)