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.
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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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Pharmacology
The study of drugs, their sources, their nature, and their properties. Pharmacology is the study of the body's reaction to drugs. It emerged as a major area in American medicine largely due to the efforts of John Jacob Abel (1857- 1938)…
Read the definitionRandom terms
Show more- Familial amyotrophic lateral sclerosis Amyotrophic lateral sclerosis (ALS) in which there a family history of the disease. Familial ALS constitutes…
- Flexion The process of bending or the state of being bent. Flexion of the fingers results in a clenched fist.
- Corneal transplant The replacement of the clear window on the front of the eye (cornea) by a healthy cornea. The procedure is…
- Anaerobic Not requiring oxygen. Anaerobic bacteria do not need oxygen to grow; in fact, oxygen is usually toxic to…
- Amino acid One of the 20 building blocks of protein. The sequence of amino acids in a protein and, hence, the function…
- Purpura, Schonlein-Henoch See: Schönlein-Henoch purpura
- Germline mutation Mutation: A heritable change in the DNA that occurred in a germ cell (a cell destined to become an egg or in…
- Bones, axial There are 80 axial bones, comprised of 29 bones in the head and 51 bones in the trunk
- Butterfly rash Rash: A red, flat facial rash over the bridge of the nose. Over half of patients with systemic lupus…
- Body dysmorphic disorder Body dysmorphic disorder: A psychiatric disorder characterized by excessive preoccupation with imagined…
- Prelingual Before the development of speech and language. 'She showed that in prelingually deaf people (that is, those…
- Opportunistic microorganism A bacteria, virus, or fungus that takes advantage of certain opportunities to cause disease. Those…