廃止

(1)do away with; "Slavery was abolished in the mid-19th century in America and in Russia"

(2)廃止する

(3)cancel officially; "He revoked the ban on smoking"; "lift an embargo"; "vacate a death sentence"

(4)公式に取り消す

(5)declare invalid; "The contract was annulled"; "void a plea"

(6)無効を宣告する

(1)