1. Intellectually productive
   "a prolific writer"
   - fecund, fertile 
2. Bearing in abundance especially offspring
   "flying foxes are extremely prolific"; "a prolific pear tree"
   - fertile

See also: fruitful, productive

• antibacterial
• antibacterial drug
• antiballistic missile
• antibaryon
• antiberiberi factor
• antibiosis
• antibiotic
• antibiotic drug
• antiblack
• antibody
• antic
• anticancer
• anticatalyst
• anticathode
• anticholinergic
• anticholinergic drug
• anticholinesterase
• Antichrist
• anticipant
• anticipate
• anticipated
• anticipation
• anticipative
• anticipator
• anticipatory