From Longman Dictionary of Contemporary Englishchairmanshipchair‧man‧ship /ˈtʃeəmənʃɪp $ ˈtʃer-/ noun [countable, uncountable] IN CHARGE OFthe position of being a chairman, or the time when someone has this positionunder somebody’s chairmanship A committee was set up under the chairmanship of Edmund Compton.
Examples from the Corpus
chairmanship• By effective chairmanship this was achieved.• Ebner said he is weighing a candidate to rival Chief Executive Robert Studer for its chairmanship.• Brown resigned the chairmanship of the committee in March.• Valin had resigned the chairmanship in 1989.• In 1972 a committee under the chairmanship of Lord Franks was appointed to review the position. 