(n,vs) (1) union
coalescence
amalgamation
combination
alliance
annexation
incorporation
(2) copulation
penetration
(n) assembly
aggregation
(n) polymer
(n) synthesis
(n,n-suf) complex
(n) federation
(n) shogunate marital union with the Imperial Family
(n) homozygote
(n) (obsc) heterozygote
(n) military-industrial complex
(n) (late Edo-period) idea of uniting the court and the shogunate
(n) military-industrial complex
(n) heterozygote
(n) (comp) assumed-size aggregate
(n) (comp) adjustable-size aggregate
(n) vitamin B complex