(1)监护人；监管人；保管人
对财产、证券、文件或其他资产进行监督管理的个人或金融机构的统称。

(2)破产财产管理人
在破产程序中，根据强制性授权委托，为了整体债权人的利益而管理债务人资产的第三人，如破产事务官、受托管理人等。

• acting as agent
• acting executor
• acting officer
• acting within the scope of his office or employment
• act in pais
• act in the law
• actio
• actio ad exhibendum
• actio adjecticiae qualitatis
• actio ad supplendam legitimam
• actio aedilicia
• actio aestimatoria
• actio arbitraria
• actio auctoritatis
• actio bonae fidei
• actio calumniae
• actio certae creditae pecuniae
• actio civilis
• actio commodati
• actio commodati contraria
• actio commodati directa
• actio commodati dividendo
• actio condictio indebitati
• actio conducti
• actio confessoria