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).
Dextromethorphan
An oral cough suppressant available in the US without a prescription but which is sometimes abused as a recreational drug. Dextromethorphan (DXM) is chemically related to codeine and acts on the brain to suppress cough, but it does not…
Read the definitionRandom terms
Show more- Proxi- Toward the beginning, the nearer of two (or more) items. For example, the proximal end of the femur is part…
- Lysis Destruction. Hemolysis is the destruction of red blood cells with the release of hemoglobin; bacteriolysis is…
- Finished DNA sequence A DNA sequence in which the bases are identified to an accuracy of no more than 1 error in 10,000 and are…
- Bi- Prefix meaning two, as in biceps or bicuspid
- Painful vulva Also called essential vulvodynia, a chronic, diffuse, unremitting sensation of burning of the vulva -- (the…
- Deficiency, hexosaminidase A See: Tay-Sachs disease
- Tympanometry A test that measures the function of the middle ear. Tympanometry works by varying the pressure within the…
- Lymph node The first lymph node ("gland") to receive lymphatic drainage from a tumor. Which lymph node is the sentinel…
- Dystrophia brevicollis congenita See: Klippel-Feil sequence
- Duct, ejaculatory See: Ejaculatory duct
- Laryngeal Having to do with the larynx (the voice box). NTER>
- Sensipar Trade name for cinacalcet, a drug that acts as a calcimimetic. For more information, see: Calcimimetic