untunneled

/AH0 N T AH1 N AH0 L D/
adjective
  1. 1

    Through which no tunnel has been dug.

  2. 2

    (computing, networking) Not using a tunnel (wrapper for insecure or unsupported protocol).

  3. 3

    (medicine) Of a catheter: not inserted into a vein for long-term use.