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).
Septic bursitis
A bursa is a closed fluid-filled sac that functions as a gliding surface to reduce friction between tissues of the body. When the bursa becomes inflamed, the condition is known as 'bursitis.' When the bursa is infected with bacteria, the…
Read the definitionRandom terms
Show more- Gallbladder agenesis This is a condition in which the gallbladder fails to develop. This happens in approximately one out of every…
- Kyphosis, postmenopausal cervical An outward curvature (kyphosis) of the cervical vertebrae (the bones of the neck), creating a hump at the…
- Disease, exaggerated startle A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Heterochromatin, facultative Heterochromatin that need not always be heterochromatic but which has the faculty to return to the normal…
- Subarachnoid Literally, beneath the arachnoid, the middle of three membranes that cover the central nervous system. In…
- Electrogastrogram Electrogastrogram: An electrogastrogram is a study in which the electrical current generated by the muscle of…
- Psittacosis (parrot fever) Fever: An infectious disease due to a bacteria (Chlamydia psittaci) contracted from psittacine birds…
- Metacentric chromosome A chromosome with arms of equal length.
- Sigmoidoscope A thin lighted instrument used to view the inside of the rectum and lower colon
- Stricture An abnormal narrowing of a body passage, especially a tube or a canal. The stricture may be due, for example…
- Axelrod, Julius (1912- ) American pharmacologist and neuroscientist who shared the 1970 Nobel Prize in Physiology or Medicine…
- Decortication Removal of part or all of the outer surface of an organ such as the lung, kidney, or brain