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, let down
The let down reflex of the mother is an involuntary reflex during breastfeeding which causes the milk to flow freely
Read the definitionRandom terms
Show more- Megalencephaly Also called macrencephaly, a condition in which there is an abnormally large, heavy, and usually…
- Hermansky-Pudlak syndrome Abbreviated HPS. A genetic disorder characterized by albinism (with lack of pigment in the skin or eye)…
- Joseph Warshaw See: Warshaw, Joseph
- Insertion Chromosome abnormality due to insertion of a segment from one chromosome into another chromosome.
- Me-too drug A drug that is structurally very similar to already known drugs, with only minor differences. The term…
- Fatty acid One of many molecules that are long chains of lipid-carboxylic acid found in fats and oils and in cell…
- Base excision repair A process of DNA repair in which an altered base is excised (removed) by a DNA glycosylase enzyme, followed…
- ACEI ACE inhibitor
- Indwelling bladder catheter See: Catheter, indwelling bladder
- Septum, atrial The wall between the two upper chambers (the right and left atrium) of the heart
- Compound fracture A fracture in which the bone is sticking through the skin. Also called an open fracture. NTER> Note that a…
- Shock, spinal Shock caused by injury to the spinal cord