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).
Pain unit
A measurement of the intensity of pain. See also: Dol
Read the definitionRandom terms
Show more- Y chromosome sex-determining region See: Y sex-determining region
- Longitudinal section A section that is cut along the long axis of a structure. The opposite is a cross section
- Klumpke's palsy See: Klumpke palsy
- Insemination, artificial A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Pediatric urine infection See: Urinary tract infection in children
- Tuberculosis, active The presence of Mycobacterium tuberculosis infection with a positive chest X-ray. Treatment of active…
- Pulmonary hypertension Pulmonary hypertension: High blood pressure in the pulmonary artery that conveys blood from the right…
- Fovea In the eye, a tiny pit located in the macula of the retina that provides the clearest vision of all. Only in…
- Sac, dural See: Dural sac
- Brittle bone disease Osteogenesis imperfecta, not one but a group of genetic diseases, all of which affect collagen, a key…
- Bee genome See: Honey bee genome
- Sinus, cavernous A large channel of venous blood creating a 'sinus' cavity bordered by the sphenoid bone and the temporal bone…