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).
Bronchopulmonary dysplasia
A chronic lung disease of babies, which most commonly develops in the first 4 weeks after birth and most often affects babies born at least 4 weeks before term. The lungs do not work properly in bronchopulmonary dysplasia (BPD) and the…
Read the definitionRandom terms
Show more- Thoracotomy An operation to open the chest
- Meninges The three membranes that cover the brain and spinal cord (singular: meninx). The outside meninx is called the…
- Hypervolemic Pertaining to hypervolemia, an abnormal increase in blood volume. For example, hypervolemic hyponatremia…
- Corneal transplant The replacement of the clear window on the front of the eye (cornea) by a healthy cornea. The procedure is…
- Hyperemesis gravidarum Excessive vomiting in early pregnancy. Hyperemesis gravidarum, by definition, leads to the loss of 5% or more…
- BIA Bioelectric impedance analysis
- Aneurysm A localized widening (dilatation) of an artery, vein, or the heart. At the area of an aneurysm, there is…
- Ophthalmic veins The orbital cavity is drained by paired veins called the superior and inferior ophthalmic veins. The superior…
- Human Genome Research Institute, National RI): One of the newest of the National Institutes of Health (NIH), NHGRI's mission in formal terms is to…
- American medical school, first See: First American medical school
- Enteral Pertaining to the small intestine. As in enteral nutrition. Also called enteric
- WHI The Women's Health Initiative, a long-term health study sponsored by the National Institutes of Health (NIH)…