Definitions

1. verb

to put or place (something, especially a body) in a tomb or a vault for burial, often in a grand or elaborate manner

“The king’s elaborate tomb was designed to entomb him in style.”

2. verb

to confine or imprison (something) in a place, especially a tomb

“The treasure was entombed in the ancient ruins for centuries.”

3. noun

the act of entombing or being entombed

“The entombing of the pharaoh was a grand ceremony.”