ampre
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.
ampre
Add: , ompre Amprae (-e), omprae varix , Txts. 106, 1073. Ampre cocilus, 55, 595. Ompre, Wrt. Voc. ii. 15, 37. Ompre varix, i. 289, 41 (in a list of plant-names). Ompre, docce rodinaps, 68, 53. Drenc of ompran, Lch. ii. 106, 18: 108, 1. Tó sealfe . . . ompran neoþowearde þá þe swimme, 52, 18: 76, 4. Wiþ wóum múþe genim ompran, 54, 22. Ádelfe ompran, 78, 1. Ampron, iii. 16, 12. [O. H. Ger. ampfra acitura: Ger. ampfer sorrel.] v. fen-, sund-ampre.
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.