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).
Clostridium welchii
See: Clostridium perfingens.
Read the definitionRandom terms
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- Tag, preauricular A common minor anomaly, this is a rudimentary tag of ear tissue. It often contains a core of cartilage. The…
- Gene, housekeeping See: Housekeeping gene
- Cryptosporidium See: Cryptosporidiosis
- Cell, fat A cell containing fat. Also called an adipocyte. A fat cell, or adipocyte, is a connective tissue cell that…
- Histamine Substance that plays a major role in many allergic reactions. Histamine dilates blood vessels and makes the…
- Power of attorney, durable This is a type of advance medical directive in which legal documents provide the power of attorney to another…
- Segmental arterial Doppler pressures A test that measures the blood pressures in the legs to make sure there is normal blood flow. The test is…
- Occam's razor The principle of scientific or, in medicine, diagnostic parsimony or 'unitarianism.' In medicine, a clinician…
- Vision, central See: Central vision
- FMR1 The gene responsible for the production of a protein called FMRP. Lack of FMRP results in the fragile X…
- Ventricle, third >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres, one in each hemisphere. Each…