To convert (a magnesian silicate) into serpentine.
1. (Falconry) To close the eyes of (a hawk or other bird) by drawing through the lids threads which were fastened over the head. Bacon. Fools climbs to fall: fond hopes, like seeled doves for want of better light, mount till they end their flight with falling. J. Reading. 2. Hence, to shut or close, as the eyes; to blind. Come, seeling nigh...