MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Witch's milk
A folk term for the milk that often comes from the breast of a newborn baby. This temporary phenomenon is due to stimulation of the baby's breasts by the mother's hormones that cross the placenta during pregnancy. The ability of the baby's…
Read the definitionRandom terms
Show more- Fluoridation, water See: Water fluoridation
- Ophthalmoplegia-plus syndrome See: Kearns-Sayre syndrome
- FMF (familial Mediterranean fever) An inherited disorder featuring short recurring crises of severe abdominal pain and bouts of fever. Other…
- Salmonellosis Infection with bacteria belonging to the genus Salmonella. Salmonellosis is a common cause of food poisoning…
- Vernix caseosa A white cheesy substance that covers and protects the skin of the fetus and is still all over the skin of a…
- Tocolytic agent A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Exogenous Originating from outside the organism. Insulin taken by a diabetic is exogenous insulin
- Slow-wave sleep Sleep: Stage 3 and 4 non-rapid eye movement (non-REM) sleep. Slow-wave sleep is characterized by brain wave…
- Encephalitis, eastern equine See: Eastern equine encephalitis
- Cardiac conduction system The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- Deficiency, ankyrin Known also as hereditary spherocytosis (HS), this is a genetic disorder of the red blood cell membrane…
- Anesthetic, local An anesthetic that causes loss of feeling in a small part of the body