1) 矮惑星わいわくせい #273,805 Link copied! わいわくせい [3] Meaning Shirabe Noun astronomy dwarf planet See also: 準惑星 (じゅんわくせい) Kanji 矮 ワイ low, short 惑 ワク beguile, delusion, perplexity 星 セイ star, spot, dot Forms 矮惑星#273,805矮惑星わいわくせいわいわくせいわいわくせい Learn this word with smart reviews that adapt to you Save word