Noun
An upright architectural member right-angled in plan, constructionally a pier (See Pier, 1 (b)), but architecturally corresponding to a column, having capital, shaft, and base to agree with those of the columns of the same order. In most cases the projection from the wall is one third of its width, or less.
Source: Webster's dictionaryDistinctive Anglo-Saxon pilaster strips on the tower of All Saints' Church, Earls Barton Stone could be used, and was used, to build churches. Source: Internet
A small brass plaque, noted by Hanff in her book "Q's Legacy", remains on the stone pilaster facing Charing Cross Road. Source: Internet
The use of brick led to the early development of the pilaster and column, and of frescoes and enameled tiles. Source: Internet