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).
Vaccine, meningococcal
A vaccine to prevent meningococcal meningitis, an inflammation of the membranes that cover the brain and spinal cord due to bacterial infection by an organism called Neisseria meningitidis. The symptoms of meningococcal meningitis include…
Read the definitionRandom terms
Show more- Pericardium, visceral The inner layer of the pericardium, a conical sac of fibrous tissue that surrounds the heart and the roots of…
- Dermatofibrosarcoma protuberans The heart is reversed and is in the right side of the chest rather than in its normal location on the left…
- Brain anthrax Anthrax infection of the central nervous system (the spinal cord and brain) and meninges (the membranes…
- Quickening The moment during pregnancy when the baby is first felt to move
- Med school Short informal term for medical school. (Medical schools are not often called med schools by medical…
- Cardiomyopathy, dilated See: Dilated cardiomyopathy
- Juvenile diabetes See Diabetes, type 1
- Neonatal jaundice Jaundice: Yellowish staining of the skin and whites of the newborn's eyes (sclerae) by pigment of bile…
- Flu, avian See: Avian influenza
- Subdural Below the dura, the outermost, toughest, and most fibrous of the three membranes (meninges) covering the…
- Live animal market See: Wet market
- LMP Abbreviation for 'last menstrual period.' By convention, pregnancies are dated in weeks starting from the…