The term SEATING ARRANGEMENT is composed of two words, PLAN and ROW. PLAN is a four letter word meaning to devise or arrange a method for achieving a goal. ROW is a three letter word meaning a line of people or things arranged side by side. Together, these two words refer to the arrangement of seating in a room or auditorium. This could include the placement of chairs, tables, and other furniture, as well as the organization of people into groups or sections.