What is meant by terminating?

Answer 1

1. The act of terminating or the condition of being terminated.

2.a. The end of something in time; the conclusion.

b. An end of something in space; a limit or edge.

3. A result; an outcome.

4. Linguistics The end of a word, as a suffix, inflectional ending, or final morpheme.

As per Thefreedictionary.com

Answer 2

To astronomy the terminator is the change between night and day.

In computer networking the terminator is the last device in the network.

Hollywood has a series of films with a half human / half robot they call the terminator