médan
This might be just a supplemental entry substituting part of an entry in the Main Volume.
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
médan
Substitute: to put courage into a person (?) Ondsware ýwe sé hine on méde wordum secgan hú se wudu hátte let him make answer that can encourage himself to say in words how the wood is called, Rä. 56, 15. [As on is the alliterating word it can hardly be a prefix, and the verse may be compared with: Eard wæs þý weorðra þe wit on stódan, Rä. 85, 6.]
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.