長ちょう周しゅう期き彗すい星せいMeaningsNoun1. long-period cometKanji used長long周circumference期period (of time)彗comet星starComposed of長ちょうhead; chief; leader; elder; merit; strong point; superiority; majorNoun周しゅう期きcycle; periodNoun彗すい星せいcometNoun