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).
Helical 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…
Read the definitionRandom terms
Show more- Injury, mower See: Mower injury
- Birth control, emergency See: Emergency contraception
- Radiosensitive Sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radiosensitive, and…
- Pericardial sac A conical sac of fibrous tissue which surrounds the heart and the roots of the great blood vessels. Also…
- ODD syndrome Oculodentodigital dysplasia
- Gaucher disease Gaucher disease: A series of 5 diseases due to deficient activity of the enzyme glucocerebrosidase, leading…
- Ear, slanted An ear that is slanted more than usual. Technically, an ear is slanted when the angle of the slope of the…
- Fornix vaginae See: Vaginal fornix
- Familial Parkinson disease type 4 A familial form of Parkinson disease inherited in an autosomal dominant manner due to a gene on chromosome…
- Cranial nerve, second The second cranial nerve is the optic nerve, the nerve that connects the eye to the brain and carries the…
- Skin graft, full-thickness A graft technique in which sheets of skin containing both the epidermis and the dermis are used
- Acoustic nerve A cranial nerve concerned with hearing, balance and head position. The acoustic nerve is the 8th cranial…