humanitarian

Concise Oxford English Dictionary © 2008 Oxford University Press:
humanitarian /hjʊˌmanɪˈtɛːrɪən/

▶adjective concerned with or seeking to promote human welfare. ▶noun a humanitarian person.

– derivatives
humanitarianism noun.

usage: Sentences such as this is the worst humanitarian disaster this country has seen are a loose use of humanitarian to mean ‘human’. This use is especially common in journalism but is not generally considered good style.