transversal


transversal (http://definr.com/transversal)

     adj : extending or lying across; in a crosswise direction; at
           right angles to the long axis; "cross members should be
           all steel"; "from the transverse hall the stairway
           ascends gracefully"; "transversal vibrations";
           "transverse colon" [syn: cross(a), crossing(a), transverse,
            thwartwise]