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).
Pericarditis
Pericarditis: Inflammation of the lining around the heart (the pericardium) causing chest pain and accumulation of fluid around the heart (pericardial effusion).
Read the definitionRandom terms
Show more- Materterine See: Materteral
- Podocyte A cell with branching tentacle-shaped extensions that constitutes the barrier through which blood is filtered…
- Breast, infiltrating ductal carcinoma of the Infiltrating lobular carcinoma is the second most common type of invasive breast cancer next to infiltrating…
- Rhinitis, allergic, perennial Allergic rhinitis (hayfever) that occurs throughout the year
- Fecal occult blood test Fecal occult blood test: A test to check for hidden blood in the feces. Fecal refers to stool. Occult means…
- Lobstein's disease Osteogenesis imperfecta type I. An inherited, generalized connective tissue disorder featuring bone fragility…
- Tritiated Containing atoms of tritium (hydrogen-3) in the place of hydrogen (H) in a molecule. See also: Tritiated…
- Tympanum In anatomy, the drum of the ear, the eardrum, the tympanic membrane. The tympanum resembles the head of a…
- Gyrus occipitotemporalis medialis See: Lingual gyrus
- Mordant A substance capable of deepening the reaction to a stain (as in the pathology laboratory); incisive; burning…
- Lung transplant The first lung transplant was done by the American surgeon James Hardy (1918-) in 1964.
- Phlebotomist A person who draws blood.