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.
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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).
Tumor marker
Tumor markers are substances that can be detected in higher-than-normal amounts in the blood, urine, or body tissues of some patients with certain types of cancer. A tumor marker may be made by a tumor itself or by the body in response to…
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Show more- Assistant, physician (PA) >Medical histories and physical examinations: a PA is usually can perform histories and physical examinations…
- DDH (developmental dislocation of the hip) The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Meningitis, tuberculous See: Tuberculous meningitis
- Acid indigestion Excessive secretion of hydrochloric acid by the stomach cells. Medically known as hyperchlorhydria. Sometimes…
- Primary biliary cirrhosis (PBC) A liver disease caused by an abnormality of the immune system. Small bile ducts within the liver become…
- Central line A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Co-payment A payment made by an individual who has health insurance, usually at the time a service is received, to…
- Fear of flying An irrational fear of flying is called aerophobia. Aerophobia also refers to irrational fear of fresh air or…
- Polyendocrinopathy syndrome, autoimmune A genetic autoimmune disease with an extraordinary array of clinical features but characterized most often by…
- Tarsal cyst Also called a Meibomian cyst or a chalazion. A tarsal cyst is an inflammation of the oil gland of the eyelid
- Gastroenterologist A physician who specializes in the diagnosis and treatment of disorders of the gastrointestinal tract…
- Satellite DNA DNA that contains many tandem (not inverted) repeats of a short basic repeating unit. Satellite DNA is…