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).
PEP
The abbreviation PEP stands for a number of things in medicine including post-exposure prophylaxis. Prophylaxis means a defense or protection. Post-exposure prophylaxis, for example, might concern the treatment of a health care worker…
Read the definitionRandom terms
Show more- Appendix rupture Rupture of appendix
- Syndrome, renal, with hemorrhagic fever A number of diseases, also known as hemorrhagic fever, characterized by an abrupt onset of high fever and…
- Vitamin B15 An old name for dimethylglycine (DMG, pangamic acid), which is no longer considered to be a vitamin by the…
- Immunodeficiency Inability to mount a normal immune response. Immunodeficiency can be due to a genetic disease or acquired as…
- Armed tapeworm Taenia solium
- Code black While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient…
- Sulfite sensitivity Adverse reactions of an allergic nature to sulfites. Sulfites occur in fermentation and also occur naturally…
- Inversion, paracentric chromosome A basic type of chromosome rearrangement in which a segment that does not include the centromere (and so is…
- Sexually transmitted disease Any disease transmitted by sexual contact; caused by microorganisms that survive on the skin or mucus…
- Spondylosis Degeneration of the disc spaces between the vertebrae. This finding in the spine is commonly associated with…
- Electrocardiogram Electrocardiogram: A recording of the electrical activity of the heart. An electrocardiogram is a simple…
- ENT physician A medical specialist who is concerned with the diagnosis and treatment of disorders of the head and neck…