'Undersecretary' definitions:

Definition of 'undersecretary'

From: WordNet
noun
A secretary immediately subordinate to the head of a department of government

Definition of 'Undersecretary'

From: GCIDE
  • Undersecretary \Un`der*sec"re*ta*ry\, n. A secretary who is subordinate to the chief secretary; an assistant secretary; as, an undersecretary of the Treasury. [1913 Webster]

Synonyms of 'undersecretary'

From: Moby Thesaurus