1. Everlastingly; for all time
   "rays...streaming perpetually from the sun" 
2. Without interruption
   - constantly, always, forever, incessantly, unremittingly

See also: perpetual

• complicated
• complicatedness
• complication
• complicit
• complicity
• complier
• compliment
• complimentary
• compliments
• complin
• compline
• complot
• comply
• compo
• compone
• component
• component part
• comport
• comportment
• compos mentis
• compose
• composed
• composedly
• composer
• composing