IPA: /ˈlaɪsəˌsɔːr/
KK: /ˈlaɪsəˌsɔr/
A person or organization that gives permission to someone else to use something, usually under specific conditions.
The licensor allowed the company to use their software for a fee.
Licensor → It is formed from "licentia" (meaning freedom or permission) and the suffix "-or" (meaning one who). A licensor is one who grants permission or freedom to do something.
Think of someone who gives 'permission' ('licentia') — that's why a licensor is someone who allows others to do something.