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).
Factor V Leiden
A genetic disorder of blood coagulation (clotting) that carries an increased risk of venous thromboembolism -- the formation of clots in veins that may break loose and travel through the bloodstream to the lungs or brain. On the molecular…
Read the definitionRandom terms
Show more- NASH Nonalcoholic steatohepatitis
- Reactant, acute phase See: Acute-phase protein
- Auricular Of or pertaining to the outer ear. Adjective form of auricle. (Not to be confused with avuncular which refers…
- Spinocerebellar ataxia Ataxia with malfunction of the cerebellum
- Neuron-specific enolase (NSE) Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely…
- Pregnancy, alcohol in The consumption of alcohol during pregnancy carries the danger of damaging the fetus and causing fetal…
- Melanin A skin pigment (substance that gives the skin its color). Dark-skinned people have more melanin than light-…
- Paget disease A chronic bone disorder that typically results in enlarged, deformed bones due to excessive breakdown and…
- Valsalva maneuver A maneuver in which a person tries to exhale forcibly with a closed glottis (the windpipe) so that no air…
- Essential oil An oil derived from a natural substance, usually either for its healing properties or as a perfume. Some…
- Seizure, febrile See: Febrile seizure
- Balantidium A genus of protozoa with cilia that includes Balantidium coli (B. coli). B. coli is the largest protozoan and…