bastion
bas.tion \'bas-ch*n, 'bas-te--*n\ \-ch*nd, -te--*nd\ n [MF, fr. bastille fortress, modif. of OProv bastida, fr. bastir)X to build, of Gmc origin; akin to OHG besten to patch 1: a projecting part of a fortification 2: a fortified area or position 3: something that is considered a stronghold : BULWARK - bas.tioned aj