séma
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.
séma
AddSum wer wæs on þyssere ylcan byrig, þæs nama wæs Aduocatus, sé wæs séma and ríhtend manigra manna (the Latin is: Quidam aduocatus in hac urbe), Gr. D. 297, 6.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.