'Insensibly' definitions:

Definition of 'insensibly'

From: WordNet
adverb
In a numb manner; without feeling; "I stared at him numbly" [syn: numbly, insensibly]

Definition of 'Insensibly'

From: GCIDE
  • Insensibly \In*sen"si*bly\, adv. In a manner not to be felt or perceived; imperceptibly; gradually. [1913 Webster]
  • The hills rise insensibly. --Addison. [1913 Webster]