定てい期き保ほ全ぜんMeaningsNoun1. scheduled maintenanceKanji used定define期period (of time)保preserve全wholeComposed of定てい期きfixed period; fixed term; regular; periodic; periodical; fixed-term commuter pass; fixed-term deposit; futures contractsNoun保ほ全ぜんpreservation; conservation; maintenance; integrityNoun