- See meteor 参见 meteor
- Any of several North American perennial herbs of the genusDodecatheon, having nodding flowers with reflexed petals. 折瓣花：一种产于北美的折瓣花属 多年生草本植物，花朵下垂，有折叠花瓣
- double date
- Doubleday
- double-dealing
- double-decker
- double decomposition
- double-digit
- double dipping
- double dribble
- double dutch
- double-edged
- double-entendre
- double entry
- double-faced
- double fault
- double feature
- double fertilization
- double figure
- double flat
- double genitive
- double Gloucester
- double-header
- double helix
- double-hung window
- double indemnity
- double jeopardy