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).
Basic Local Alignment Search Tool
Abbreviated BLAST. A computer program that identifies homologous genes in different organisms (such as worms, the fruit fly, mice, and humans). Homologous genes are genes in different species that share similar structures and functions
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Show more- Staphylococcal scalded skin syndrome An infection of the skin with group II Staphylococcus aureus bacteria. The bacteria release toxins, causing…
- Prostatectomy, radical See: Radical prostatectomy
- Cor biloculare A two-chambered heart. Cor biloculare is due to failure of development of the walls that normally separate…
- Height growth See: Normal growth
- Fever, rheumatic An illness that occurs following a streptococcus infection (such as a 'strep throat') or scarlet fever and…
- New variant Creutzfeldt-Jakob disease Abbreviated nvCJD. A human disease thought due to the same infectious agent as bovine spongiform…
- Hiatus An opening, as in the diaphragm. When there is an unusually wide opening in the diaphragm, there can be a…
- Bronchiole A tiny tube in the air conduit system within the lungs that is a continuation of the bronchi and connects to…
- Syndrome, nervous colon A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Granuloma, fish bowl Localized nodular skin inflammation (small reddish raised areas of skin) caused by a bacterium called…
- Aberration (1) A deviation or irregularity. For example, a chromosome aberration is a deviation from the normal…
- Moyamoya A pattern of progressive obstructive and occlusive cerebral arteritis (inflammation of the cerebral arteries…