'Sobering' definitions:

Definition of 'sobering'

(from WordNet)
adjective
Tending to make sober or more serious; "the news had a sobering effect"

Definition of 'Sobering'

From: GCIDE
  • Sober \So"ber\, v. t. [imp. & p. p. Sobered; p. pr. & vb. n. Sobering.] To make sober. [1913 Webster]
  • There shallow draughts intoxicate the brain, And drinking largely sobers us again. --Pope. [1913 Webster]