'Scrutinizer' definitions:

Definition of 'scrutinizer'

(from WordNet)
noun
A careful examiner; someone who inspects with great care [syn: scrutinizer, scrutiniser]

Definition of 'Scrutinizer'

From: GCIDE
  • Scrutinizer \Scru"ti*ni`zer\, n. One who scrutinizes. [1913 Webster]