MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Essential tremor
Uncontrollable shaking (tremor) of the hands and head and sometimes other parts of the body. Essential tremor is the most common of all movement disorders and is estimated to affect 3 to 4 million people in the US. In more than half of…
Read the definitionRandom terms
Show more- Quinacrine An antimalarial drug and, in cytogenetics, a fluorescent dye used to stain chromosomes. The Y chromosome…
- Hyperlexia The presence of advanced ability to read compared to the ability to understand spoken language. Children with…
- Care, hospice See: Hospice care
- Paralysis, infantile (polio) Infantile paralysis is an old synonym for poliomyelitis, an acute and sometimes devastating viral disease…
- Lacrimal gland A small almond-shaped structure that produces tears. The lacrimal gland is located just above the outer…
- Deafness and Communication Disorders, Institute Institute on (NIDCD): One of the US National Institutes of Health. The mission of the National Institute on…
- Rash, vesicular A raised, blistery rash
- Arsine A colorless highly toxic gas. Arsine has a garlic-like or fishy odor. Because arsine is nonirritating and…
- Scan, thyroid An image taken of the thyroid gland after radioactive iodine is taken by mouth. The thyroid gland is in front…
- American Academy of Family Physicians (AAFP) >To provide responsible advocacy for and education of patients and the public in all health-related matters…
- Gamma linolenic acid See: Gamma-linolenic acid
- Cell, delta (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…