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).
Reflex, photic sneeze
A disorder, also known as the achoo syndrome, characterized by nearly uncontrollable paroxysms of sneezing provoked in a reflex fashion by the sudden exposure of a dark-adapted subject to intensely bright light, usually to brilliant…
Read the definitionRandom terms
Show more- Medical geography An important 'new' area of health research that is a hybrid between geography and medicine dealing with the…
- Cerebral aneurysm A localized widening of a vessel within the brain. See: Berry aneurysm
- Heat syncope Sudden dizziness, feeling faint ans sometimes fainting experienced after exercising in the heat. The skin…
- Cell, helper A type of T cell that participates in the immune response by recognizing foreign antigens and secreting…
- Micro-RNA A tiny piece of RNA, about 21 to 23 bases in length, that binds to matching pieces of messenger RNA to make…
- Weight Watchers
- Syndrome, Duane See: Duane syndrome
- Babysitter's elbow See: Nursemaid's elbow
- Discordance 1. The presence of any given condition such as HIV in only one member of a couple. 2. In genetics, the…
- Gland, Meibomian See: Meibomian gland
- Strollerobics The supportive framework of an organ (or gland or other structure), usually composed of connective tissue…
- Entero- Pinworm infection, an infection caused by a small, white intestinal worm -- the pinworm or, more formally…