Unification Church 
An evangelistic religious and political organization founded in 1954 in Korea by Sun Myung Moon. Also called Holy Spirit Association for the Unification of World Christianity.
- double dissolution
- double dot
- double-double
- double down
- double dribble
- double dummy
- double Dutch
- double-dyed
- double eagle
- double-edged
- double effect
- double-ender
- double entendre
- double-entry
- double exposure
- double-faced
- double fault
- double feature
- double figures
- double first
- double flat
- double-fronted
- double fugue
- double-glaze
- double glazing