Meaning of fortress in English:


Pronunciation /ˈfɔːtrɪs/

See synonyms for fortress

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  • 1A military stronghold, especially a strongly fortified town.

    ‘World War I saw the evolution of a new fortification setup combining field strongholds with fortresses.’
    • ‘City walls, towers, churches, and fortresses strongly connect Estonians to the past.’
    • ‘Most contemporary commanders used their troops in a slow, expensive, attritional warfare based on sieges of selected fortified cities or fortresses.’
    • ‘It was really surprising to know that Camp Abubakar was a military fortress and not an ordinary Muslim community.’
    • ‘In fact, almost every castle, fortress, town or village had some sort of arena.’
    • ‘His main objective was to take the towns and fortresses of northern France and make them permanent English garrisons, exploiting the surrounding countryside to make the war pay its own way.’
    • ‘Within the bustling capital is Old Havana, a walled city of 143 hectares with three military fortresses.’
    • ‘The argument against it being Roman in origin is that there are no Roman fortresses or other military structures along its route.’
    • ‘They have inherited the military fortresses that are described as police stations.’
    • ‘In 1665, Nikofor Chernigovsky converted the town into a fortress.’
    • ‘It was a separate fortress surrounded by strong walls.’
    • ‘The town was in fact a village within a fortress, though not the strongest of them all.’
    • ‘There is certainly no doubt that within many former Roman towns and fortresses in England, there still remained many impressive, if ruinous, standing defences and buildings in the ninth century.’
    • ‘They secured various towns and fortresses in the Orontes valley.’
    • ‘The USSR's main Black Sea naval base was one of the world's strongest fortresses.’
    • ‘Surely someone in the town surrounding the fortress would come and find her.’
    • ‘Positional warfare - that is, the construction, defence, and attack of fortresses and fortified lines - played a major role in seventeenth and eighteenth-century warfare.’
    • ‘The Roman army built legionary fortresses, forts, camps, and roads, and assisted with the construction of buildings in towns.’
    • ‘The water fortress is the earliest man-made ancient military port in the country.’
    • ‘This substantial strong fortress, strategically situated on a spur of Bredon Hill, overlooks the river Avon.’
    fort, castle, citadel, blockhouse, burg, keep, tower, donjon, turret, bunker
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    1. 1.1A person or thing not susceptible to outside influence or disturbance.
      ‘he had proved himself to be a fortress of moral rectitude’
      • ‘No nation can erect a fortress against influenza - not even the world's wealthiest country.’
      • ‘A paranoid fortress mentality has unfortunately gripped the government policy makers in the most underpopulated country on earth.’
      • ‘But already we pay a price, levied not in blood but in freedom, as a fortress mentality seeps into the national culture.’
      • ‘It is not because my husband and I are less willing to give time to good causes, but because our attempts to do so have been blocked by a fortress mentality.’
      • ‘Six years ago the bank was being admonished for its narrow focus, its fortress mentality, and its lack of responsiveness.’


Middle English from Old French forteresse ‘strong place’, based on Latin fortis ‘strong’.