βάθρον

Etymology
From.

Noun

 * 1) that on which anything steps or stands
 * 2) base, pedestal of a statue
 * 3) stage, scaffold
 * 4)  solid base, foundation
 * 5) step, rung of a ladder
 * 6) bench, seat of a lecture-room or school
 * 1) bench, seat of a lecture-room or school