I. noun see: of Date: before 12th century the reflux of the tide toward the sea, a point or condition of decline , II. intransitive verb Date: before 12th century to recede from the flood, to fall from a higher to a lower level or from a better to a worse state , see: abate
EBB
Meaning of EBB in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012