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).
Treadmill
A machine with a moving strip on which one walks without moving forward. A treadmill was originally a wide wheel turned by the weight of people climbing on steps around its edge, used in the past to provide power for machines or as a…
Read the definitionRandom terms
Show more- Chronic bronchitis Defined clinically as a daily cough with production of sputum for 3 months, two years in a row. In chronic…
- Radio frequency identification (RFID) A system for remotely storing and retrieving data. An RFID tag may be a little sticker that can be…
- Rheumatic fever An illness that occurs following a streptococcus infection (such as a 'strep throat') or scarlet fever and…
- Bone, shin The larger of the two bones in the lower leg (the smaller one being the fibula). The shin bone is…
- Colostomy, a patient's perspective For an excellent article about colostomy from a patient's viewpoint, please see Colostomy - A Patient's…
- Adenitis Inflammation of a gland. From the aden-, gland + -itis, inflammation
- Nasal septum perforation A hole in the nasal septum, the wall inside the nose that runs down the middle dividing it into two sides…
- Metanalysis A technique currently popular in medical research, whereby all data from all available studies of something…
- Vohwinkel syndrome A genetic disorder characterized by hearing loss and thickened skin, particularly on the knuckles. The…
- Cold sore A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and…
- Diarrhea, traveler's Diarrhea illness associated with travel to a foreign country. Among the causes of traveler's diarrhea are…
- Myelination The formation of the myelin sheath around a nerve fiber. Also known as myelinization