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).
Skin test for allergy
Allergy: Teste on the skin to identify the allergy substance (the allergen) that is triggering the allergic reaction. A small amount of the suspected allergy-provoking substance is placed on the skin. The skin is then gently scratched…
Read the definitionRandom terms
Show more- RP Retinitis pigmentosa
- Rod A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provides side vision…
- Aldrin and dieldrin A type of still, an apparatus used in the process of distillation. Alembics were employed in chemistry and…
- Tricuspid valve One of the four heart valves, the tricuspid valve is the first one that blood encounters as it enters the…
- John La Montagne See: La Montagne, John
- Orchitis Inflammation of the testis (male sex organ). There are many causes of inflammation of the testis including…
- Genome, plague See: Plague bacterium genome
- Digital rectal exam ): An exam to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a…
- Histiocytosis, Hand-Schuller-Christian A disease in which histiocytes start to multiply and attack the tissues or organs of the patient. The disease…
- Vasa previa A condition in which blood vessels within the placenta or the umbilical cord are trapped between the fetus…
- Glucuronosyltransferase, UDP- A liver enzyme essential to the disposal of bilirubin (the chemical that results from the normal breakdown of…
- Julius Axelrod See: Axelrod, Julius