Dormancy (noun)

1. The state of being temporarily inactive or dormant.
2. The state of being in a dormant or inactive stage, especially in plants and animals.

Origin:

From the latin word "dormantem" meaning "sleeping".

Examples:

1. The tree enters a state of dormancy during the winter months.
2. The bear goes into a state of dormancy during the winter months.
3. The plant's dormancy period was a time of rest and rejuvenation.
4. The volcano has been in a state of dormancy for many years.
5. The dormant stage of the butterfly's life cycle is the chrysalis.