Pronounced: am-bih-SIN-uh-struss, adj
Notes: You might be able to correctly guess the meaning of this word
Yesterday’s word
The word hypogeum means
- an underground burial chamber
- the underground part of a building, as in a vault
First usage
Our word came into English in the early 1700s
Background / Comments
The second definition above is only used when discussing ancient architecture. Our word comes to us from the Latin word hypogēum, which came from the Greek word hypógeion (underground chamber), which comes from hypo- (under) and gê (earth) and -ion [the neuter adjectival suffix].