The term compatibility has the following meanings:
- In telecommunication, the capability of two or more items or components of equipment or material to exist or function in the same system or environment without mutual interference.
- In computing, the ability to execute a given program on different types of computers without modification of the program or the computers.
- The capability that allows the substitution of one subsystem (storage facility), or of one functional unit (e.g. , hardware, software), for the originally designated system or functional unit in a relatively transparent manner, without loss of information and without the introduction of errors.