deallocate

Deallocation is a term used to describe the process of releasing resources or memory previously allocated to a given process or task. In programming, this commonly applies to memory, but can also refer to other resources such as network connections and data stores.
Deallocation is a necessary part of any programming language, as it ensures that the available resources are efficiently managed. Without the ability to deallocate, the amount of memory or other resources used by each process would never decrease, eventually causing a system to run out of available resources. Deallocation helps to prevent this situation by allowing unused memory and resources to be released, thus allowing more to be allocated to new tasks or processes.
Deallocation can take place in a number of ways. In some languages, this may be done manually with the programmer writing code to free the allocated resource. In other languages, the system may automatically allocate and deallocate resources on an as-needed basis.
In addition to memory, deallocation can also be used to dispose of other resources such as open file handles, network connections, and databases. All of these resources are limited and, when no longer needed, should be released to make them available for other purposes.
Deallocation is an important part of the programming process. Without it, the amount of available resources could be quickly and easily exhausted, causing instability and possible crashes. While the process itself may seem daunting, understanding the concept and how it is used can help make the programming process easier and more effective.