organogram
From Longman Dictionary of Contemporary Englishorganogramor‧gan‧o‧gram /ɔːˈɡænəɡræm $ ɔːr-/ noun [countable] a drawing that shows the different ranks of the people working in an organizationFrom Longman Business Dictionaryorganogramor‧gan‧o‧gram /ɔːˈgænəgræmɔːr-/ (also organigram) noun [countable] a drawing that shows the structure of an organization and the different ranks of the people working for itSYNorganization chart