世せ界かい保ほ健けん機き関かんせかいほけんきかんMeanings1nounWorld Health Organization; WHOOfficial Japanese name for the World Health Organization. Often abbreviated as WHO in both English and Japanese contexts.世せ界かい保ほ健けん機き関かんは国こく際さい的てきな公こう衆しゅう衛えい生せいの