unaided

adj

1. (not-comparable)Without the help, aid or assistance of someone or something.

   “Fleas are difficult to see with the unaided eye.”

   “So much for Norman blood unaided by Victorian lucre.”

   “Superheating, first introduced with the "Abs", stopped further development in compounding, in New Zealand as elsewhere, and the "Abs" succeeded in dealing with the growing traffic unaided for more than a decade.”