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).
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…
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Show more- Rhinitis Irritation of the nose. Derived from the Greek word rhinos meaning of the nose
- Osteogenesis imperfecta Brittle bone disease. Osteogenesis imperfecta (OI) is not one but a group of genetic diseases, all of which…
- Fugue state The complete order of bases in a gene. This order determines which protein a gene will produce.
- Leg, ankle and foot bones There are 62 lower extremity bones. They consist of 10 hip and leg, 14 ankle and 38 foot bones. > >The 10 hip…
- Unsteadiness Loss of one's equilibrium in regard to the environment, often with a feeling of almost falling, or the result…
- Stroke volume The amount of blood pumped by the left ventricle of the heart in one contraction. The stroke volume is not…
- Cholesterol, High-density lipoprotein (HDL) cholesterol.
- Fusion, spinal See: Spinal fusion
- HIPAA Acronym that stands for the Health Insurance Portability and Accountability Act, a US law designed to provide…
- SIDDT Sudden infant death with dysgenesis of testes. SIDDT was first identified in an Old Order Amish community in…
- Diachronic study A study done over the course of time. For example, a longitudinal study of children with Down syndrome…
- Yersinia A group of bacteria that appear rod-like under the microscope and include Yersinia pestis (the cause of the…