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).
Tricuspid valve
One of the four heart valves, the tricuspid valve is the first one that blood encounters as it enters the heart. The tricuspid valve stands between the right atrium and right ventricle and allows blood to flow only from the atrium into the…
Read the definitionRandom terms
Show more- SEER The Surveillance, Epidemiology, and Ends Results (SEER) program that maintains statistics on cancer in the…
- Cohort study A study in which a particular outcome, such as death from a heart attack, is compared in groups of people who…
- Bulbar Pertaining to a bulb, in medicine any rounded mass of tissue (that is shaped somewhat like a crocus or tulip…
- Disorder, articulation See: Articulation disorder
- Lindau-von Hippel syndrome See Von Hippel-Lindau syndrome
- Congenital defect A birth defect.
- Prostatitis Prostatitis: Inflammation of the prostate gland, a very common health concern, accounting for up to 25% of…
- Ingelfinger rule The policy of considering a manuscript for publication only if its substance has not been submitted or…
- Cogan corneal dystrophy A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines…
- Fluid, cerebrospinal (CSF) A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the brain…
- NCCS National Coalition for Cancer Survivorship
- Creatinine A chemical waste molecule that is generated from muscle metabolism. Creatinine is produced from creatine, a…