noun
or vaulting pillar
: an upright member (as a pilaster or column) from which springs a rib of a vault and that is commonly one of a cluster or forms part of a larger pier
noun
or vaulting pillar
: an upright member (as a pilaster or column) from which springs a rib of a vault and that is commonly one of a cluster or forms part of a larger pier
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012