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).
Hematophobia
An abnormal and persistent fear of blood is called hematophobia. Sufferers of this very common phobia dread the sight of their own blood, the sight of the blood of another person or an animal, and sometimes printed or filmed images of…
Read the definitionRandom terms
Show more- Gram calorie (Calorie) The Danish bacteriologist J.M.C. Gram (1853-1938) devised a method of staining bacteria using a dye called…
- Rash, chickenpox Rash, chickenpox: Chickenpox is characterized by a rash, often the first sign of the disease. The rash of…
- Blood, urinary Medically called hematuria, blood in the urine can be microscopic or gross. Evaluating hematuria requires…
- Cholecystogram, oral See: Oral cholecystogram
- Parietal bone The main side bone of the skull. Although the parietal bone is curved, it is considered a flat bone, as…
- Mastoid The rounded protrusion of bone just behind the ear once thought to look like the breast. The word comes from…
- Angiotensin converting enzyme Usually abbreviated ACE
- Aneurysm, fusiform An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Syndrome, nervous colon A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Auditory disease, central A condition in which there is an inability to differentiate, recognize or understand sounds while both the…
- African tick typhus One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…
- Infraspinatus muscle >The infraspinatus muscle; >The teres minor muscle, which (like the infraspinatus muscle) helps in the…