Humanitarian has the following meanings:
(1) concerned with the alleviation of human need, directed towards the relief of human suffering, philanthropic, charitable, directed towards the well-being of human beings
(2) related to the plight of people, characterized by the existential need of many people.
The word humanitarian comes from the French adjective humanitaire. This goes back to the noun humanité, which means humanity or mankind. humanité in turn derives from the Latin word humanitas, which can be translated as humanity or mankind.