Cenotaph and Empty tomb

Cenotaph noun - A monument built to honor people whose remains are interred elsewhere or whose remains cannot be recovered.

Empty tomb is a synonym for cenotaph. In some cases you can use "Empty tomb" instead a noun "Cenotaph".

Empty tomb noun - A monument built to honor people whose remains are interred elsewhere or whose remains cannot be recovered.

Cenotaph is a synonym for empty tomb. You can use "Cenotaph" instead a noun phrase "Empty tomb".