bastion

/ˈbæstʃən/
noun
  1. A projecting part of a fortification that allows defenders to fire at attackers from multiple angles.
    • Soldiers stood guard on the bastion, watching for any approaching army.
    • The old fort still has its original stone bastions.
    • The castle's bastion provided a strong defensive position against the enemy.
  2. A person, place, or thing that strongly defends or supports a particular principle, tradition, or way of life.
    • This small town is a bastion of traditional values.
    • The university is a bastion of free speech and academic freedom.
    • The library remains a bastion of knowledge in the community.
What does "bastion" mean? | whatsthatwordmean | whatsthatwordmean