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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Elastase 2
Neutrophil elastase, an enzyme in neutrophils that digests elastin. The gene ELA2 encoding elastase 2 is on chromosome 19p13,3. Mutations in ELA2 cause cyclic neutropenia, a blood disease in which there are regular cyclic fluctuations in…
Read the definitionRandom terms
Show more- Intelligence test A questionnaire or series of exercises designed to measure intelligence. It is generally understood that…
- Tongue The tongue is a strong muscle anchored to the floor of the mouth. It is covered by the lingual membrane which…
- Medical journals In 1665 the Royal Society in England published one of the first 2 scientific journals in the world: the…
- Nerve, afferent A nerve that carries impulses toward the central nervous system (CNS). The opposite of an afferent nerve is…
- Fourth cranial nerve The fourth cranial nerve, the trochlear nerve, is the nerve supply to the superior oblique muscle of the eye…
- Hepatico- A combining form used before a consonant to indicate a relationship to a hepatic duct or the liver. From the…
- Epstein-Barr virus A virus, abbreviated EBV, best known as the cause of infectious mononucleosis ('mono'). Infection with EBV is…
- Disease, Gerstmann-Straussler-Scheinker See: Gerstmann-Sträussler-Scheinker syndrome
- Vulva cancer See: Cancer of the vulva
- Photocoagulation The coagulation (clotting) of tissue using a laser which produces light in the visible green wavelength that…
- Diverticulum, Meckel's An outpouching of the small bowel. About 1 in every 50 people has a Meckel's diverticulum. It is usually…
- Fear of pain An abnormal and persistent fear of pain. The fear is excessive, beyond that which is expected under the…