gaderung
This might be just a supplemental entry adding to an entry in the Main Volume.
Related §§ in Wright's OE Grammar:
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
gaderung
gæderung. Add:I. a joining, union. v. gaderian; I a Geaðrung copulam (the bond of matrimony), Rtl. 109, 19. II. an assembly. v. gaderian; II Cwæð hé beforan ealre þáre gaderunge: 'Gé Tharsysce ceastergewaran . . .,' Ap. Th. 26, 2. Ætforan þǽre engelican gæderunge ante angelicum consessum, An. Ox. 1753. III. gathering of herbs Wyrta gaderunge mid galdre begán herbarum collectionem cum incantatione facere, Ll. Th. ii. 190, 33. III a. gathering of crops, fruit, &c. v. gaderian; IV. Hærfest, bóceras getrahtniað þæne naman for þǽre rípunge oððe for þǽre gaderunge, Angl. viii. 312, 27. IV. a gathering of words, text Geadrung textu, Mt. p. 10, 17. v. stán-gaderung.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.