鋭角 えいかく Meanings Noun acute angle See also: 鈍角 (どんかく). Kanji 鋭 sharp. Read as エイ. 角 angle. Read as カク. Words containing 鋭角 鋭角三角形 (えいかくさんかくけい) acute triangle 鋭角的 (えいかくてき) angular Jinuma: Japanese Dictionary · Word lists