Definitions of charitable trust
(US) a charitable trust is described in the US Internal Revenue Code section 4947(a)(1) as a trust that is not tax exempt, all of the unexpired interests of which are devoted to one or more charitable purposes, and for which a charitable contribution deduction was allowed under a specific section of the Internal Revenue Code
A charitable trust is treated as a private foundation unless it meets the requirements for one of the exclusions that classifies it as a public charity.
a trust (=a legal arrangement to control money or property for a person or an organization) that provides money for a particular charity
They have set up a charitable trust to help children in need.