monitor **
monitoring device

Instead, our entire solar system is saturated with cheap monitoring devices.

The judge also required that the men continue to wear electronic monitoring devices.

"The human mind is still the best monitoring device when you can't be sure in advance of what you're going to find," he often said.

This change in heart rate can be seen on the external fetal monitoring device.

The monitoring device makes several attempts to switch back on.

The origin of the electronic monitoring devices was a bit unusual.

If a monitoring device is connected to such a network, it will only see its own traffic.

But I did arrange to have my special monitoring devices included.

Under a standard that took effect this January, the society requires its members to use certain monitoring devices.

"I want you to inspect the ship and see if there are any monitoring devices aboard."