hallucination

{
  "id": "MLC-T-ONC-003715",
  "term": "hallucination",
  "field": "Oncology and biomedicine",
  "definition": "A sight, sound, smell, taste, or touch that a person believes to be real but is not real. Hallucinations can be caused by nervous system disease, certain drugs, or mental disorders.",
  "references": [
    "NCI Dictionary of Cancer Terms"
  ],
  "url": "https://mlchart.com/terminology/oncology/hallucination/"
}