ge-dríme
This might be just a supplemental entry adding to an entry in the Main Volume.
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
ge-dríme
musical, melodious, harmonious. Take here ge-dréme, ge-drýme in Dict., and add Stefn gedrýme (-dréme, v.l.) vox canora, Hy. S. 2, 28. Mid gedrémum swége eque sonore, Wrt. Voc. ii. 143, 68. Mid gedrémre swinsunge, [gedrê]mum sange consona melodia. An. Ox. 4911. Gedrémere, 2593. Mid gedrémere stefne canora voce, 2603, Ná mid gedrémum cwyde dissona sententia. Hpt. Gl. 513, 19. Mid gedrýmum stefnum melodis vocibus, Hy. S. 115, 29. v. dreám.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.