part. of 1 ailid. In phrase mac a.¤ , technical term in Laws a reared son; a son whose father has granted him legal independence: in mac a.¤, as e in mac saerleicthe in sin hi tuaith huaire nonleice a athair oc neoch adgua .i. im dan fa trebhath, ZCP xiii 23.19 (`der auswärts aufgezogene Sohn', Bürgschaft 11 § 36 ).