Photography Day History of Photography and the Camera A Photography Timeline National Geographic Image Collection 10 best photography tips for beginners A Beginner’s Guide To Photography Aviation Day Aviation History from Airplanes to Airports 6 Ways to Celebrate National Aviation Day Hey Adults, Sip on an Aviation Cocktail World Humanitarian Day hu·man·i·tar·i·an (h)yo͞oËŒmanəˈterÄ“É™n/ adjective 1. concerned with or seeking to promote human welfare. "groups sending humanitarian aid" synonyms: compassionate, humane; unselfish, altruistic, generous, magnanimous, benevolent, merciful, kind, sympathetic antonyms: selfish denoting an event or situation that causes or involves widespread human suffering, especially one that requires the large-scale provision of aid. "human rights groups have warned of a worsening humanitarian crisis" noun noun: humanitarian; plural noun: humanitarians 1. a person who seeks to promote human welfare; a philanthr