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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Grand mal
A form of epilepsy characterized by tonic-clonic seizures. involving two phases -- the tonic phase in which the body becomes rigid, and clonic phase in which there is uncontrolled jerking. Tonic-clonic seizures may or may not be preceded…
Read the definitionRandom terms
Show more- Juxtaglomerular apparatus The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close. The juxtaglomerular…
- Somatic mutation A mutation in a somatic cell, in contrast to a mutation in a germ cell. See also: Acquired mutation.
- Vitamin D3 A vitamin produced by the body when exposed to ultraviolet light or obtained from dietary sources. Vitamin D3…
- Human kinome See Kinome
- Rocky Mountain wood tick A tick that can transmit R. rickettsii, the agent of Rocky Mountain spotted fever. This tick is found in the…
- Isoflavone A type of plant estrogen (phytoestrogen) found chiefly in soybeans
- P.c. Abbreviation meaning after meals (from the Latin 'post cibum', after meals). One of a number of hallowed…
- Allergic rhinitis, seasonal Allergic rhinitis (hay fever) which occurs during a specific season
- Culdoscope The viewing tube (endoscope) introduced through the end of the vagina into the cul-de-sac. The cul-de-sac is…
- LDH Lactate dehydrogenase
- Munchausen syndrome (This is an alternate entry to Munchhausen syndrome with two h's in Munchhausen. Whole medical reports have…
- Palliative treatment To palliate a disease is to treat it partially and insofar as possible, but not cure it completely…