MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Computed tomography
An x-ray procedure that uses the help of a computer to produce a detailed picture of a cross section of the body. Also called a CT scan or CAT scan
Read the definitionRandom terms
Show more- Allele An alternative form of a gene. One of the different forms of a gene that can exist at a single locus (spot on…
- Aldrex Trade name of the insecticide aldrin. See: Aldrin and dieldrin
- Smad3 A protein in a pathway that helps prevent tumors. Smad3 is a player in a cellular network relay system called…
- Exclamation point hair Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is…
- IMRT Intensity modulated radiation therapy
- Contraindication >An absolute contraindication is a situation which makes a particular treatment or procedure absolutely…
- Radiation toxicity See: Acute radiation syndrome
- Absence seizure A seizure that takes the form of a staring spell. The person suddenly seems to be 'absent.' An absence…
- Mite A tiny eight-legged creature belonging to the Order Acarina related to spiders and ticks. Some mites live…
- Pneumoconiosis, coal miner's See: Black lung disease
- Thanatophobia An abnormal and excessive fear of death
- Prelingual Before the development of speech and language. 'She showed that in prelingually deaf people (that is, those…