Chairperson

n. person who presides over something; person who presides over a meeting; person who presides a committee; chief officer of a company

A chair, convener, or seat is a seat of office, authority, or dignity, such as a professorship at a college or university, or the holder of that office, such as the chair of a committee. Chair usually refers only to the head of a governing body, while a seat refers to any position in that governing body.
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Noun
1. the officer who presides at the meetings of an organization; "address your remarks to the chairperson"
(synonym) president, chairman, chairwoman, chair
(hypernym) presiding officer
(hyponym) Kalon Tripa

chairperson
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PRESIDENTE