noun, plural Char·ter·hous·es [chahr-ter-hou-ziz] /ˈtʃɑr tərˌhaʊ zɪz/.
- a Carthusian monastery.
- the hospital and charitable institution founded in London, in 1611, on the site of a Carthusian monastery.
- the public school into which this hospital was converted.
- the modern heir of this school, now located in Surrey.
- a Carthusian monastery
great English public school founded in London in 1611, a folk etymology alteration of chartreux (see chartreuse); it was founded upon the site of a Carthusian monastery.