'Trenchantly' definitions:
Definition of 'trenchantly'
(from WordNet)
adverb
In a vigorous and effective manner; "he defended his client's civil rights trenchantly"
Definition of 'Trenchantly'
From: GCIDE
- Trenchantly \Trench"ant*ly\, adv. In a trenchant, or sharp, manner; sharply; severely. [1913 Webster]