What is the meaning of "quiescent"?

The term "quiescent" refers to a state of being quiet, still, or inactive. It is commonly used to describe something that is not currently in motion or functioning but is in a state of rest or calmness. In various contexts, such as biology or geology, "quiescent" may refer to dormant periods where organisms or processes are inactive yet capable of resuming activity when conditions are favorable. This understanding of "quiescent" aligns perfectly with the choice indicating "being quiet or still," making it the correct interpretation of the term.