Short for 宋明理学 (Sō-Min rigaku, “Neo-Confucianism”). / (obsolete) Synonym of 哲学 (tetsugaku, “philosophy”) / Clipping of 物理学 (butsurigaku, “physics”).

Kyūjitai form of 政治学: political science

(music) gagaku (the ancient court ritual classical music of Japan, of Chinese and Korean origin)

Kyūjitai form of 史学 (“history”)

(botany) sepal

散飯, 生飯:

酸化物: (chemistry) oxide (binary compound of oxygen)

アスパラギン酸: (biochemistry) aspartic acid

油酸: (organic chemistry) oleic acid

オレイン酸: (organic chemistry) oleic acid