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).
Inflammation
A basic way in which the body reacts to infection, irritation or other injury, the key feature being redness, warmth, swelling and pain. Inflammation is now recognized as a type of nonspecific immune response. More information: In…
Read the definitionRandom terms
Show more- Sigmodon hispidus See: Cotton rat
- Rasmussen syndrome A brain disorder caused by inflammation of brain cells in one hemisphere. Its cause is unknown. Rasmussen…
- Addiction, computer See: Computer addiction
- Vein, small saphenous The smaller of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Ribozyme An RNA molecule that can catalyze its own chemical reactions
- Yersinia A group of bacteria that appear rod-like under the microscope and include Yersinia pestis (the cause of the…
- Immunotoxin A hybrid molecule created by coupling an antibody or antigen with part or all of a toxin. The hybrid molecule…
- Acrocephalosyndactyly An inherited disorder causing abnormalities of the skull and face and the hands and feet. In…
- Seizure, astatic See: Atonic seizure
- RSV Although several standard medical dictionaries indicate only that RSV stands for Rous sarcoma virus, RSV in…
- Spina bifida cystica A bony defect in the vertebral column that causes a cleft in that column. The meningeal membranes that cover…
- Shigella Epidemic and opportunistic bacillary dysentery due to infection with the Shigella bacteria. Shigellosis…