seatment noun4 •The act or manner in which something has been seated; placement.So in five cases, due to improper seatment of pins in distal fragment, pins penetrated towards patellar region damaging articular cartilage. — 2005 •The act of sitting.So I was ready to ask “folks to momentarily take up their seatment allocation for the chalk talk.” — 1981 •The location or facilities provided for someone or something to be seated in. •(no longer used) The location where a person, facility, or community is established; settlement. formsseatments