'Witheringly' definitions:
Definition of 'witheringly'
(from WordNet)
adverb
In a withering manner; "guns fired witheringly at the railroad cars"
Definition of 'Witheringly'
From: GCIDE
- Withering \With"er*ing\, a. Tending to wither; causing to shrink or fade. -- {With"er*ing*ly}, adv. [1913 Webster]