原発性側索硬化症 げんぱつせいそくさくこうかしょう Meanings Noun primary lateral sclerosis; PLS Kanji 原 original. Read as ゲン. 発 emit. Read as ハツ. 性 nature. Read as ショウ. 側 side. Read as ソク. 索 seek. Read as サク. 硬 hard. Read as コウ. 化 transform 症 symptom. Read as ショウ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists