bastion
noun
[ ˈbastɪən ]
• a projecting part of a fortification built at an angle to the line of a wall, so as to allow defensive fire in several directions.
Similar:
rampart,
bulwark,
parapet,
fortification,
buttress,
outwork,
projection,
breastwork,
redoubt,
barbican,
stockade,
palisade,
bartizan,
• an institution, place, or person strongly maintaining particular principles, attitudes, or activities.
• "cricket's last bastion of discrimination"
Similar:
stronghold,
bulwark,
defender,
support,
supporter,
guard,
protection,
protector,
defence,
prop,
mainstay,
Origin:
mid 16th century: from French, from Italian bastione, from bastire ‘build’.