freeingdevice
nounUK /ˈfriːɪŋ dɪˌvaɪs/
US /ˈfriːɪŋ dɪˌvaɪs/
A freeing device is a tool that lets something go loose.
The zookeeper used a freeing device to open the cage and let the bird fly out.
OTHER MEANINGS
2. A machine that removes something stuck or trapped.
The mechanic used a freeing device to pull the rusty bolt out.
3. A software tool that unlocks a locked file or account.
She ran a freeing device to unlock the old document.
4. A gadget that lets a trapped animal go.
The rescue team brought a freeing device to help the fox.