summertree

2 definitions found

summertree - Collaborative International Dictionary of English v.0.48 :

  Summer \Sum"mer\, n. [F. sommier a rafter, the same word as
     sommier a beast of burden. See Sumpter.] (Arch.)
     A large stone or beam placed horizontally on columns, piers,
     posts, or the like, serving for various uses. Specifically:
     (a) The lintel of a door or window.
     (b) The commencement of a cross vault.
     (c) A central floor timber, as a girder, or a piece reaching
         from a wall to a girder. Called also summertree.
         [1913 Webster]

  Summertree \Sum"mer*tree`\, n. [Summer a beam + tree.] (Arch.)
     A summer. See 2d Summer.
     [1913 Webster]