Question

What is a threshold?

Answer 1

I’m not too sure on the context for this but here’s two answers.
1, It is a level of which someone must exceed in order to reach/achieve something.
2, It is a location or property.

Answer 2

2 definitions for threshold:

(1) The point at which a signal (voltage, current, etc.) is perceived as valid.

(2) (Threshold) The code name for Windows 10.