habitual centric: see MAXIMAL INTERCUSPAL POSITION habitual occlusion: see MAXIMAL INTERCUSPAL POSITION Hader bar [after the Swiss tool and die technician, Helmut Hader]: eponym for a rigid bar connecting two or more abutments, which, when viewed in cross section, resembles a keyhole, consisting of a rectangular bar with a rounded superior (occlusal) ridge that creates [&hellip

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