円錐えんすい Noun English jmdict 1 noun (common) (futsuumeishi) geometry cone Other forms 円すい 【えんすい】 (search-only kanji form)
円錐曲線えんすいきょくせん Noun English jmdict 1 noun (common) (futsuumeishi) mathematics conic curve;conic section
Shirabe