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).
Acute idiopathic polyneuritis
Also known as the Guillain-Barre syndrome, a disorder characterized by progressive symmetrical paralysis and loss of reflexes, usually beginning in the leg, with in most cases nearly complete or complete recovery. The Guillain-Barre…
Read the definitionRandom terms
Show more- Junk DNA Noncoding regions of DNA that have no apparent function. The term 'junk DNA' is a disparaging one, expressing…
- Test, Pap A screening test for cervical cancer based on the examination under the microscope of cells collected from…
- Machine, continuous passive motion machine A machine used to help rehabilitate a limb (an arm or leg). The continuous passive motion (CPM) machine is…
- Retrograde intrarenal surgery (RIRS) Retrograde intrarenal surgery (RIRS) is a procedure for doing surgery within the kidney using a viewing tube…
- Vision, low Visual loss that cannot be corrected with eyeglasses or contact lenses and that interferes with daily living…
- Disease, maple syrup urine See: Giant hypertrophic gastritis.
- Activase Brand name of alteplase, a tissue plasminogen activator made by recombinant DNA technology. See: Tissue…
- Cell cloning The process of producing a group of cells (clones), all genetically identical, from a single ancestral cell.
- Transvestism Dressing in the clothing of the opposite sex. Transvestism is distinct from both transsexualism and…
- Ophthalmoscopy Examination of the interior of the eye, including the lens, retina and optic nerve, by indirect or direct…
- Patent ductus arteriosus Failure for the ductus arteriosus, an arterial shunt in fetal life, to close on schedule. Before birth, blood…
- Bell, Sir Charles See: Bell, Charles