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).
CAT scan, spiral
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- Cord, umbilical See: Umbilical cord
- Hejama Alternate Arabic term for cupping. The preferred Arabic term for this practice is al-hijamah. See: Cupping
- Subaortic stenosis Narrowing of the left ventricle of the heart just below the aortic valve through which blood must pass on its…
- Dynacin Brand name for minocycline
- Binaural Relating to both ears. From the Latin bini, a pair, + auris, ear = a pair (of) ears = both ears. Synonymous…
- COL4A5 The gene for basement membrane type IV collagen alpha-5 chain. COL4A5 is on the X chromosome in band Xq22.3…
- Disorder, autoimmune See Autoimmune disease
- CFS Chronic fatigue syndrome
- Aerospace medicine The fields of medicine concerned with the maintenance of health, safety, and performance of those in aviation…
- Libido 1. Sexual drive. 2. In psychoanalysis, the psychic energy from all instinctive biological drives. Libido in…
- Central venous catheter See: Catheter, central venous
- RNA, ribosomal A molecular component of a ribosome, the cell's essential protein factory. Ribosomal RNA (rRNA) fabricates…