Vocabulary What does 恐竜 (きょうりゅう, kyouryuu) mean? 恐竜 (きょうりゅう, kyouryuu) means dinosaur. Quick factsReadingきょうりゅうRomajikyouryuuPart of speechnoun 恐竜きょうりゅうkyouryuudinosaur1noun dinosaurAlso written: 恐龍Kanji in this word恐fear, afraid (that)竜dragon