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).
Spiral CAT scan
A conventional computerized axial tomography scan (CAT scan or CT scan) is an x-ray procedure which combines many x-ray images with the aid of a computer to generate cross-sectional views and, if needed, three-dimensional images of the…
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Show more- Care, managed See: Managed care
- Malignant ascites A condition in which fluid containing cancer cells collects within the abdomen
- Nurse assistant A person who has completed a brief health-care training program, and who provides support services for RNs…
- Tooth and nail syndrome A genetic disorder characterized by the absence of several teeth at birth and abnormalities of the nails. The…
- Rectal incontinence Inability to hold feces in the rectum due to failure of voluntary control over the anal sphincters with…
- Pyloric stenosis Narrowing (stenosis) of the outlet of the stomach so that food cannot pass easily from it into the duodenum…
- Sting, Africanized bee All stings from bees (and other large stinging insects such as yellow jackets, hornets and wasps) can trigger…
- Body packer An individual who ingests wrapped packets of illicit drugs such as cocaine, heroin, amphetamines, ecstasy…
- Cranial dystonia A term used to describe dystonia that affects the muscles of the head, face, and neck. Oromandibular dystonia…
- Medifast diet The Medifast diet is a low-fat, low-calorie weight loss plan based upon the consumption of specific foods and…
- Subdeltoid Beneath the deltoid, the large muscle that stretches from the clavicle (collarbone) to the humerus (the long…
- Neurosurgeon A physician trained in surgery of the nervous system and who specializes in surgery on the brain and other…