MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
ATL
The disease variously called adult T-cell leukemia, adult T-cell leukemia/lymphoma and adult T-cell lymphoma. For more information, see: Adult T-cell leukemia
Read the definitionRandom terms
Show more- Anesthetic, local An anesthetic that causes loss of feeling in a small part of the body
- Watermelon stomach Parallel red sores in the stomach that look like the stripes on a watermelon. Frequently seen with cirrhosis…
- Dysgraphia A specific developmental disability that affects the person's ability to write. Problems may include…
- Catalyst A substance that speeds up a chemical reaction but is not consumed or altered in the process. Catalysts are…
- NSE (neuron-specific enolase) Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely…
- RNA virus, negative-strand See: Negative-strand RNA virus
- Gland, thyroid See: Thyroid gland
- Cataract surgery Cataract surgery: Removal of the clouded lens (the cataract) in its entirety by surgery, usually followed by…
- Syndrome, Pendred See Pendred syndrome
- Hallucination A profound distortion in a person's perception of reality, typically accompanied by a powerful sense of…
- Lumpectomy The surgical removal of a small tumor (a lump) which may or may not be benign (or malignant). Lumpectomy has…
- Fear of drinking alcohol An abnormal and persistent fear of drinking alcohol. Sufferers of this fear experience undue anxiety about…