I. verb — [no obj.] 1. (of something unpleasant or severe) become less intense or widespread • the storm suddenly abated.
2. [with obj.] — make (something) less intense • nothing abated his crusading zeal.
3. [with obj.] —
[Law] reduce or remove (a nuisance).
• this action would not have been sufficient to abate the odour nuisance.
– origin Middle English (in the legal sense): from Old French abatre ‘to fell’, from a- (from Latin ad ‘to, at’) + batre ‘to beat’ (from Latin battere, battuere ‘to beat’).