Noun, No-adjective, Suru verb
1. illness (usu. excluding minor ailments, e.g. colds); disease; sickness
Noun, No-adjective
2. weirdness; bad habit; bad behaviour; craziness; perversion
Wikipedia definition
3. DiseaseA disease is an abnormal condition affecting the body of an organism. It is often construed to be a medical condition associated with specific symptoms and signs. It may be caused by external factors, such as infectious disease, or it may be caused by internal dysfunctions, such as autoimmune diseases.
Read “Disease” on English Wikipedia
Read “病気” on Japanese Wikipedia
Read “Disease” on DBpedia


to talk about this word.