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).
Hemolytic disease of the newborn
Abnormal breakup of red blood cells in the fetus or newborn. This is usually due to antibodies made by the mother directed against the baby's red cells. It is typically caused by Rh incompatibility, that is differences between the Rh blood…
Read the definitionRandom terms
Show more- Palpebral conjunctiva The part of the conjunctiva, a clear membrane, that coats the inside of the eyelids. The palpebral…
- Lateral epicondylitis See: Tennis elbow
- PAPP-A Pregnancy-associated plasma protein A
- Swan-Ganz catheter See: Catheter, Swan-Ganz
- Random numbers Numbers generated in an unpredictable haphazard sequence; numbers generated by chance alone
- Nonstructural scoliosis A structurally normal spine that appears to have a lateral curve (scoliosis). Nonstructural scoliosis…
- CNPs Copy number polymorphisms
- Fertility The ability to conceive and have children, the ability to become pregnant through normal sexual activity…
- Homograft See: Allograft
- Wolff-Parkinson-White syndrome Wolff-Parkinson-White syndrome: A condition caused by an abnormality in the electrical system of the heart…
- UGA A triplet consisting of uracil,guanine, adenine, in that order, that acts as a stop codon in messenger RNA…
- Nasogastric Referring to the passage from the nose to the stomach. A nasogastric tube is one that is passed through the…