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).
Gene deletion
The total loss (or absence) of a gene. Gene deletion plays a role in birth defects and in the development of cancer.
Read the definitionRandom terms
Show more- Paracentric chromosome inversion A basic type of chromosome rearrangement. A segment that does not include the centromere (and so is…
- Xiphoid process A pointed cartilage attached to the lower end of the breastbone or sternum, the smallest and lowest division…
- Good-for-you bacteria Bacteria that are good for health. Lactobacillus acidophilus are a type of good-for-you bacteria. The term is…
- STL3 Stickler syndrome, type III. See: Stickler syndrome
- Adenomatous polyposis coli See: APC (meaning 3)
- Diprosopus Two-faced conjoined twins (incompletely separated identical twins). The twins have almost complete fusion of…
- Release, carpal tunnel A surgical procedure to relieve pressure exerted on the median nerve within the carpal tunnel (the carpal…
- Umami The taste of substances such as glutamate and monosodium glutamate (MSG) that are found in foods like…
- Nephrologist A medical specialist in nephrology (the study of the kidney or 'kidney-ology')
- Hunter syndrome A genetic metabolic disorder that arises from deficiency of the enzyme iduronate sulfatase, resulting in…
- Viable Capable of life. For example, a viable premature baby is one who is able to survive outside the womb.
- D-IBS Diarrhea-predominant IBS (irritable bowel syndrome)