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).
NEJM
The New England Journal of Medicine
Read the definitionRandom terms
Show more- Migraine, ocular Migraine involving the eyes, with or without headache. Ocular migraines usually affect only one eye at a…
- Exercise, isometric Exercise involving muscular contractions without movement of the involved parts of the body. Isometric…
- Arteriogram An x-ray of blood vessels, which becomes visible after an injection of contrast solution into the circulation…
- Thyrotropin A hormone produced by the pituitary gland at the base of the brain in response to signals from the…
- Cervical cap A soft rubber cup with a round rim designed to fit snugly around the cervix and act as a barrier…
- Phlebotomist A person who draws blood.
- Ortholog A gene in two or more species that has evolved from a common ancestor. Also called an orthologous gene
- Autochthonous (Pronounced au-toch-tho-nous)1. Native. Poison ivy is an autochthonous plant. 2. Found in the place where it…
- Dystocia, fetal Dystocia caused by the fetus due to its size (too big), shape or position in the uterus
- Pancytopenia A shortage of all types of blood cells, including red and white blood cells as well as platelets.
- Hernia repair Also called a herniorrhaphy, a surgical repair of a hernia. Hernia repair may be done under local or general…
- Lacrimation One of the main types of encephalitis caused by an arbovirus in the US. An arbovirus is a virus that is…