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).
PPS (post-polio syndrome)
Post-polio syndrome: A constellation of symptoms and signs that appear from 20 to 40 years after the initial polio infection, and at least 10 years after what was thought to be recovery from polio It is estimated that 1.63 million…
Read the definitionRandom terms
Show more- Secondary pulmonary arterial hypertension See: Pulmonary hypertension
- ALL (acute lymphoblastic leukemia) Acute lymphoblastic leukemia, also less often called acute lymphocytic leukemia. See: Acute lymphoblastic…
- Second stage of labor The part of labor from the full dilatation of the cervix until the baby is completely out of the birth canal…
- Essential fatty acid An unsaturated fatty acid that is essential to human health, but cannot be manufactured in the body. There…
- Pterygium A winglike triangular membrane. Although a pterygium can be anywhere, including behind the knee, it commonly…
- Disease, Gerstmann-Straussler-Scheinker See: Gerstmann-Sträussler-Scheinker syndrome
- Department of Energy (DOE). One of the U.S. government agencies contributing to the Human Genome Project
- Atlas The atlas is the first cervical (neck) vertebra (symbol: C1). It supports the head. The atlas bone is named…
- Hormone replacement therapy (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- BMPR1A A gene located on chromosome 10 in band 10q22.3 that encodes bone morphogenic protein receptor 1A, a kinase…
- Pressor substance A substance that elevates the arterial blood pressure. For example, prostacyclin (prostaglandin PGI2) is a…
- LASIK LASIK: Abbreviation standing for laser-assisted in situ keratomileusis, a kind of laser eye surgery designed…