<p><strong>Noun:</strong></p><ul><li>The head of a faculty, school, or administrative division in a university or college (e.g., the dean of admissions).</li><li>An official in an American college or secondary school having charge of student personnel services (e.g., the dean of men).</li><li>The official in charge of undergraduate students at an English university.</li><li>The head of the chapter of a cathedral or a collegiate church (also called vicar forane).</li><li>A priest in the Roman Catholic Church appointed by a bishop to take care of the affairs of a division of a diocese.</li><li>The senior member, in length of service, of any group, organization, profession, etc. (e.g., the dean of lexicographers).</li></ul>