底生 ていせい Meanings Prenominal benthic; sea-bottom Kanji 底 bottom. Read as テイ. 生 life. Read as セイ. Words containing 底生 底生生物 (ていせいせいぶつ) benthic organism 底生動物 (ていせいどうぶつ) benthic animal Jinuma: Japanese Dictionary · Word lists