what does naval shipyard mean?

NAVAL SHIPYARD as NOUN

Meaning
- a military shipyard
Synonym(s)
- navy yard (what does navy yard mean?)
Hypernyms(s) naval shipyard is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- shipyard (what does shipyard mean?)
Hyponym(s)
- Charlestown Navy Yard (what does Charlestown Navy Yard mean?)