ravelins
/ˈrævəlɪnz/
noun
- Plural of ravelin: triangular fortifications built outside the main walls of a fortress to protect the gates and provide defensive positions.
- The castle's ravelins were designed to deflect cannon fire from the main gate.
- The soldiers stationed on the ravelins could fire at attackers approaching the fortress.
- Archaeologists uncovered the remains of two ravelins near the old city walls.
Synonyms