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(), n.[OE. butrasse, boterace, fr. F. bouter to push; cf. OF. bouteret (nom. sing. and acc. pl. bouterez) buttress. See Butt an end, and cf. Butteris.] 1. (Arch.) A projecting mass of masonry, used for resisting the thrust of an arch, or for ornament and symmetry. When an external projection is used merely to stiffen a wall, it is a pier. 2. Anything which supports or strengthens. "The ground pillar and buttress of the good old cause of nonconformity." South. Flying buttress. See Flying buttress. But"tress (), v. t.[imp. & p. p.Buttressed (); p. pr. & vb. n.Buttressing.] To support with a buttress; to prop; to brace firmly. To set it upright again, and to prop and buttress it up for duration. Burke. スポンサード リンク
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