- 互换性 hùhuànxìng interchangeabilitythe quality of being able to be swapped or replaced with something else of the same type
- 可互换性 kěhùhuànxìng interchangeabilitythe quality of being able to be exchanged or substituted; commutability
- 图像互换格式 túxiànghùhuàngéshì GIFgraphics interchange format; a type of digital image format