'Charterhouse' definitions:

Definition of 'charterhouse'

(from WordNet)
noun
A Carthusian monastery

Definition of 'Charterhouse'

From: GCIDE
  • Charterhouse \Char"ter*house`\, n. A well known public school and charitable foundation in the building once used as a Carthusian monastery (Chartreuse) in London. [1913 Webster]