inactive

adjective

1. 1

   Not active, temporarily or permanently.

   “An inactive boy, he rarely exercised and preferred to stay indoors.”

2. 2

   Not functioning or operating; broken down

   “The photocopier is inactive pending repair.”

3. 3

   Retired from duty or service.

   “Admiral Jones is now on the inactive list.”

4. 4

   Relatively inert.

   “Aluminium is inactive towards water.”

5. 5

   Showing no optical activity in polarized light.

   “Synthetic glycine is optically inactive as it contains equal amounts of the d- and l- form.”