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).
HTR1A
A gene on chromosome 5 that encodes a type of receptor for serotonin. See: 5-HT1A
Read the definitionRandom terms
Show more- Reading retardation Reading retardation means impaired ability to read. Reading retardation is an impairment that may, for…
- Stricture An abnormal narrowing of a body passage, especially a tube or a canal. The stricture may be due, for example…
- Scrotum A pouch of skin which contains the testes, epididymides, and lower portions of the spermatic cords.
- Diplopia, binocular Double vision (diplopia) that is only evident when looking through both eyes and disappears if one eye is…
- Sly syndrome A disorder of mucopolysaccharide metabolism characterized by short stature, coarsening of the facial…
- Intradermal In or into the skin. An intradermal injection is given into the skin. Intradermal tests are a type of skin…
- Reporting, named In public health, named reporting is the reporting of infected persons by name to public health departments…
- Colon cancer risk See: Colon cancer family history
- Body mass index A key index for relating a person's body weight to their height. The body mass index (BMI) is a person's…
- Mortality rate, fetal The ratio of fetal deaths to the sum of the births (the live births + the fetal deaths) in that year. In the…
- Tsutsugamushi disease A mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi, characteristically with…
- Vaccination, DT DT (diphtheria and tetanus) vaccine does not protect from pertussis and is usually reserved for individuals…