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).
Transmission, vertical
Transmission of a disease-causing agent (a pathogen) vertically from mother directly to baby during the perinatal period, the period immediately before and after birth. The perinatal period is defined in diverse ways. Depending on the…
Read the definitionRandom terms
Show more- Choroiditis An inflammation of the layer of the eye behind the retina, either in its entirely (multifocal choroiditis) or…
- Brain aneurysm Brain aneurysm: A brain aneurysm is a small outpouching (an aneurysm) that looks like a berry and classically…
- SJS Stevens-Johnson syndrome.
- Melanoma vaccine A cancer vaccine prepared from human melanoma cancer cells. It may be used alone or with other therapy in…
- KUB Kidney, ureter, and bladder
- Nephrolithotripsy, percutaneous (PNL) A technique for removing large and/or dense stones and staghorn stones. PNL is done via a port created by…
- Pollenosis See: Pollinosis
- Acute-phase proteins See: Acute-phase protein
- Cross-species transplantation See Xenotransplantation
- Radiopaque Anything that does not let X-rays or other types of radiation penetrate. Radiopaque objects block radiation…
- Trichomonas A single-celled protozoan parasite best known in medicine because one species causes vaginitis (vaginal…
- Lauterbur See: Lauterbur, Paul C.