Definition of 海綿動物 (かいめんどうぶつ)
かいめんどうぶつ
                        海綿動物
かいめんどうぶつ
kaimendoubutsu
noun, no-adjective
•
        
(sea) sponges
Related Kanji
| 海 | sea, ocean | 
| 綿 | cotton | 
| 動 | move, motion, change, confusion, shift, shake | 
| 物 | thing, object, matter |