mobilizer
/mɒbɪlaɪzər/Definitions
1. noun
A person or thing that mobilizes or helps to mobilize something, especially people or resources, for a particular purpose or activity.
“The campaign organizers were effective mobilizers of public opinion against the proposed law.”
2. verb
to mobilize or cause something to become mobilized, especially people or resources.
“The new policy will mobilize more funding for local charities.”