noun🔗ShareA rectangular column that projects partially from the wall to which it attached; it gives the appearance of a support, but is only for decoration."The architect added a pilaster to each side of the doorway, giving the entrance a grander, more classical look, even though the pilasters didn't actually support the roof. "architecturebuildingChat with AIVocabulary GamePractice Reading
noun🔗ShareA column or short wing wall attached to the foundation wall which provides lateral support, or to support a vertical load that does not fall on the foundation wall."The builder added a pilaster to the basement wall to provide extra support for the floor above. "architecturebuildingChat with AIVocabulary GamePractice Reading