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).
Let down reflex
An involuntary reflex during breastfeeding which causes the milk to flow freely
Read the definitionRandom terms
Show more- Palmitate An antioxidant and a vitamin A compound that is added to low-fat and fat-free milk to replace the vitamin…
- Infant vitamin requirements Vitamins are organic substances that are essential in minute quantities for the proper growth, maintenance…
- Guthrie test A simple screening blood test for phenylketonuria (PKU). The Guthrie test was the original impetus to newborn…
- Intern In medicine, a doctor who has completed medical school and is engaged in a year of additional training at a…
- Marriage, cousin A form of consanguinity. Everyone carries recessive alleles, genes that are generally innocuous in the…
- Neonate A newborn baby.
- Liposarcoma A malignant tumor that arises in fat cells in deep soft tissue, such as that inside the thigh. Most frequent…
- Astigmatic Referring to astigmatism or a person with astigmatism, a common form of visual impairment in which part of an…
- Turbinectomy Removal of a turbinate bone. The turbinate is a bone in the nose; it is an extension of the ethmoid bone, is…
- Paralysis Loss of voluntary movement (motor function). Paralysis that affects only one muscle or limb is partial…
- Anatomic orientation terms In anatomy, certain terms are used to denote orientation. For example, a structure may be horizontal, as…
- Hepatic artery See: Liver biopsy.