The formal rejection or dismissal of a claim, request, or petition—often used for court decisions or official refusals.
原告の訴えは証拠不十分で棄却された。
The plaintiff's lawsuit was dismissed due to insufficient evidence.
委員会はその提案を棄却し、別の案を採用した。
The committee rejected that proposal and adopted a different plan.
彼は請求を棄却されたため、控訴することにした。
His claim was dismissed, so he decided to appeal.