Prefab and Ready-to-eat

Prefab adjective - Manufactured in standard sizes to be shipped and assembled elsewhere.

Ready-to-eat and prefab are semantically related. In some cases you can use "Ready-to-eat" instead an adjective "Prefab".

Ready-to-eat adjective - Food products that are prepared in advance and can be eaten as sold.

Prefab and ready-to-eat are semantically related. You can use "Prefab" instead an adjective phrase "Ready-to-eat".