1. Not thought over and arranged systematically in the mind; not absorbed or assimilated mentally
   "an undigested mass of facts gathered at random" 
2. Not digested
   "undigested food"

See also: indigestible, ununderstood

• supplier
• supply
• supply chamber
• supply closet
• supply line
• supply officer
• supply route
• supply ship
• supply teacher
• supply-side economics
• newlywed
• Newman
• newmarket
• newness
• Newport
• Newport News
• news
• news agency
• news article
• news bulletin
• news conference
• news event
• news item
• news leak
• news magazine