原爆症 げんばくしょう Meanings Noun atomic-bomb sickness; symptoms of radiation sickness caused by an atomic-bomb (i.e. high fever, nausea); illness caused by atomic-bomb radiation exposure (e.g. leukemia, malignant tumors) Kanji 原 original. Read as ゲン. 爆 explode. Read as バク. 症 symptom. Read as ショウ. Jinuma: Japanese Dictionary · Word lists