Etymograph > Indo-European > Old English > Dictionary > lēoma

N (masc)

light, radiance, sheen, splendour, lightning, ray or beam of light

Source: Ringe 2014:305, https://bosworthtoller.com/21470
originates from
PNWGmc *leuhmô "light" (leuhmô > leuhmō > leuhmā > lēohmā > lēohma > lēoma) through pnwgmc-to-oe
(source: Ringe 2014:305)
PGmc *leuhman- "beam of light" (leuhman- > lēohman > lēoman) through pgmc-to-oe
(source: Kroonen 2013:333)