mitta
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.
mitta
AddNe scyle nán mon blǽcern ǽlan under mittan (sub modio), Past. 43, 3. Ðé ele ne áteórað ne melu on þínum mittan (hydria farinae non deficiet, nec lecythus olei minuetur, l Kings xvii. 14), Hml. S. 18, 63. On ǽghwelc þára fata mihte twégen mittan oþþe þreó (cf. hydriae capientes singuli metretas binas vel ternas, Jn. 2, 6), Shrn. 48, 29. 'Ic sille eów hundteóntig þúsenda mittan hwǽtes". . . Hig worhton him áne anlícnesse þe . . . mid ðáre swíðran hand þone hwǽte hlód and mid þám winstran fét þá mittan træd, Ap. Th. 10, 1-13. [v. N. E. D. mit.]
This is a supplementary entry with editorial changes to an entry in the main volume of the dictionary. Look under the 'Possibly connected entries' below, or for the same headword in the list to the left.

A Combined List of Abbreviations.

Abbreviation not recognized. See:

A Combined List of Abbreviations.