n o, m., (muir+én) a sea-bird . muirén , IGT Dec. § 35.15 . doratad in muireoin do nim doib dia sasad, RC xii 432 § 34 (of quails, cf. ventus . . . arreptas trans mare coturnices detulit, Numbers xi 31 ; wrongly glossed .i. in manda). meireóin a ngleanntaibh na Goill | re seabhcaibh Cheineóil Chonaill, IGT Dec. ex. 1497 = meiréin, 937 .