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).
Spinal cord
The major column of nerve tissue that is connected to the brain and lies within the vertebral canal and from which the spinal nerves emerge. Thirty-one pairs of spinal nerves originate in the spinal cord: 8 cervical, 12 thoracic, 5 lumbar…
Read the definitionRandom terms
Show more- Invest In medicine, this has nothing to do with the stock market. It means to envelop, cover, or embed.
- Subarachnoid hemorrhage Bleeding within the head into the space between two membranes that surround the brain. The bleeding is…
- Utility In the analysis of health outcomes, utility is a number between 0 and 1 that is assigned to a state of health…
- Fracture, torus A fracture in which one side of the bone bends, but does not actually break. Torus fractures normally heal on…
- Anorexia, cancer See: Cancer anorexia
- Decortication Removal of part or all of the outer surface of an organ such as the lung, kidney, or brain
- Antielastase An inhibitor of the action of the enzyme elastase. Alpha-1 antitrypsin is an antielastase. Also called an…
- Endometriosis uterina Also known as adenomyosis (pronounced ad-den-o-mi-o-sis), this is a common benign condition of the uterus in…
- Antibacterial Anything that destroys bacteria or suppresses their growth or their ability to reproduce. Heat, chemicals…
- Introitus In anatomy, an introitus is an entrance, one that goes into a canal or hollow organ. The introitus of the…
- Stone, renal A stone in the kidney (or lower down in the urinary tract). Also called a kidney stone. Renal stones are a…
- Rickettsiosis, North Asian tick-borne One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…