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).
Central nervous system (CNS)
The central nervous system is that part of the nervous system that consists of the brain and spinal cord. The central nervous system (CNS) is one of the two major divisions of the nervous system. The other is the peripheral nervous system…
Read the definitionRandom terms
Show more- Familial primary pulmonary hypertension See: Pulmonary hypertension
- Strep Very commonly used shortened form of Streptococcus, a very common and important group of bacteria. See…
- Counseling, genetic An educational counseling process for individuals and families who have a genetic disease or who are at risk…
- Refsum disease A genetic disorder affecting the metabolism of the fatty acid phytanic acid. When phytanic acid accumulates…
- Male chromosome See: Y chromosome
- Osteoclastoma A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone…
- Methanococcus jannaschii A microbe that produces methane, an important energy source, and contains enzymes that withstand high…
- Seizure, febrile See: Febrile seizure
- ARMD Age-related macular degeneration (which may also be abbreviated as AMD)
- System, cardiac conduction The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- Vein, internal jugular The deeper of the two jugular veins in the neck that drain blood from the head, brain, face and neck and…
- K kingae Kingella kingae