'Slightingly' definitions:

Definition of 'slightingly'

(from WordNet)
adverb
In a disparaging manner; "these mythological figures are described disparagingly as belonging `only to a story'" [syn: disparagingly, slightingly]

Definition of 'Slightingly'

From: GCIDE
  • Slightingly \Slight"ing*ly\, adv. In a slighting manner. [1913 Webster]