MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Cranial nerve VI
The sixth cranial nerve is the abducent nerve. It is a small motor nerve that has one task: to supply a muscle called the lateral rectus muscle that moves the eye outward. Paralysis of the abducent nerve causes inward turning of the eye…
Read the definitionRandom terms
Show more- Colorectal Related to the colon and/or rectum
- Infection, rotavirus Rotavirus: A leading cause of severe winter diarrhea in young children. Each year, rotavirus (RV) causes an…
- Walker, baby A device that allows a baby to move about in a half-seated, half-upright position. A 'walker' may…
- Genome, Drosophila See: Drosophila genome
- Gigantism, focal Excessive growth of specific body parts such as an arm, the tongue, or a combination of specific body parts…
- Hyper-IgD syndrome A genetic disorder characterized by recurring attacks of chills and fever that usually start before the first…
- Ovarian cyst A fluid-filled sac in the ovary. The most common type of ovarian cyst is called a follicular cyst. It results…
- Pronation A type of foot that rolls far inward during the weight-bearing phase of the stride. This type of foot is…
- Bartonella quintana Also called Rochalimaea quintana, this microorganism is an unusual rickettsia that can multiply within the…
- Danders See: Dander
- Nipple, supernumerary An extra nipple. Supernumerary nipples are usually smaller than normal and vestigial (nonfunctional, without…
- Mumps Mumps: An acute (sudden, shortlived) viral illness that usually presents with inflammation of the salivary…