損減

(1)a change downward; "there was a decrease in his temperature as the fever subsided"; "there was a sharp drop-off in sales"

(2)下向きの変化

(3)the act of decreasing or reducing something

(4)何かを小さく、あるいは少なくする行為

(5)change toward something smaller or lower

(6)何かがより小さく、低くなっていく変化