Definition of bastion in English:

bastion

Line breaks: bas|tion
Pronunciation: /ˈbastɪən
 
/

noun

1A projecting part of a fortification built at an angle to the line of a wall, so as to allow defensive fire in several directions.
More example sentences
  • A large area was enclosed by a defensive wall with bastions and monumental gates, and the natural sheltered harbour was extended and deepened.
  • The walls had rounded angles with semicircular projecting bastions for artillery with an entrance on the south side.
  • A wall was built of mud brick on a limestone foundation, punctuated by projecting bastions to allow cross-firing against anyone attacking the wall.
Synonyms
1.1A natural rock formation resembling a man-made bastion.
More example sentences
  • He gave orders to improve defensive positions, such as the natural bastion of Santon Hill on his left.
  • The mountain of Jebel Bishri forms a strategically important natural bastion on the Middle Euphrates in Syria.
  • Reinforcements were pouring out of the narrow opening in the natural rock bastion.
2An institution, place, or person strongly maintaining particular principles, attitudes, or activities: cricket’s last bastion of discrimination
More example sentences
  • In this chaos the last bastion of defence of a society is the judiciary.
  • The public sector has become the last bastion of comfortable retirement in Britain.
  • ‘You know I believe this attitude towards heavy people is the last bastion of open discrimination in our society,’ Andante quoted her as saying.
Synonyms
stronghold, bulwark, defender, support, supporter, guard, protection, protector, defence, prop, mainstay

Origin

mid 16th century: from French, from Italian bastione, from bastire 'build'.

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