1. Lasting, open, or operating through the whole night
   "an all-night pharmacy"
   - nightlong, overnight

See also: long

• dutiful
• dutifully
• dutifulness
• duty
• duty assignment
• duty period
• duty tour
• duty-bound
• duty-free
• duumvir
• Duvalier
• duvet
• dux
• DVD
• DVLA
• Dvorak
• dwarf
• dwarf astilbe
• dwarf banana
• dwarf bilberry
• dwarf blueberry
• dwarf buckeye
• dwarf buffalo
• dwarf cape gooseberry
• dwarf chestnut