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).
Doppler ultrasound
A form of ultrasound that can detect and measure blood flow. Doppler ultrasound depends on the Doppler effect, a change in the frequency of a wave resulting here from the motion of a reflector, the red blood cell. There are several kinds…
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Show more- Gaucher disease Gaucher disease: A series of 5 diseases due to deficient activity of the enzyme glucocerebrosidase, leading…
- Glioblastoma multiforme A type of tumor that forms from glial (supportive) tissue in the brain. It is highly malignant, grows very…
- Labiodental sound A sound that requires the involvement of the teeth and lips, such as 'v,' which involves the upper teeth and…
- Nausea Nausea, is the urge to vomit. It can be brought by many causes including, systemic illnesses, such as…
- Microtia An abnormally small ear. The term 'microtia' usually refers to a congenitally small external ear. The visible…
- Racemose A descriptive term for something that is in a cluster or bunch. From the Latin 'racemus' meaning 'a cluster…
- Pancytopenia A shortage of all types of blood cells, including red and white blood cells as well as platelets.
- CPEO Chronic progressive external ophthalmoplegia. Slowly progressive paralysis of certain eye muscles. See also…
- Infantile genetic agranulocytosis Children born with this condition lack neutrophils (a type of white blood cell that is important in fighting…
- PVNS Pigmented villonodular synovitis
- Aflatoxin A toxin produced by mold that can damage the liver and may lead to liver cancer. Aflatoxins cause cancer in…
- Phagocytosis The process by which a cell engulfs particles such as bacteria, other microorganisms, aged red blood cells…