学がく債さいがくさいMeanings1nounschool bond; school debentureabbreviationAbbreviation of 学校債券. Used in financial contexts related to educational institutions.See also: 学校債券この大だい学がくは施し設せつ拡かく充じゅうのため学がく債さいを発はっ行こうした。This university issued school bonds to expand its facilities.