1. Incapable of being traced or tracked down
   "an untraceable source"

Antonym: traceable

Encyclopedia: Untraceable

• all-time
• all-victorious
• all-weather
• alla breve
• Alla Nazimova
• Allah
• allamanda
• Allamanda cathartica
• allantoic
• allantoid
• allantois
• allargando
• allay
• allayer
• allegation
• allege
• alleged
• allegedly
• allegement
• Alleghany plum
• Alleghenies
• Allegheny
• Allegheny chinkapin
• Allegheny mountain spurge
• Allegheny Mountains