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).
Allele
An alternative form of a gene. One of the different forms of a gene that can exist at a single locus (spot on a chromosome). Also one of the different forms of any segment of a chromosome
Read the definitionRandom terms
Show more- Vernix caseosa A white cheesy substance that covers and protects the skin of the fetus and is still all over the skin of a…
- Amyotrophic lateral sclerosis 7 ALS7. A form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal dominant manner due to mutation…
- Tick bite A bite from a bloodsucking, parasitic insect that punctures the skin with a sharp beak. The tic burrows into…
- Venule A little vein. Venules go from capillaries to veins, vessels that carry blood low in oxygen content from the…
- Beals, Rodney K. The hair that normally grows on the male face after puberty. Testosterone, the most potent of the naturally…
- Reproduction The production of offspring. Reproduction need not be sexual. Yeast can reproduce by budding
- First cranial nerve The olfactory nerve, the nerve that permits the sense of smell. See: Olfactory nerve
- Resistance Opposition to something, or the ability to withstand it. For example, some forms of staphylococcus are…
- Pancytopenia A shortage of all types of blood cells, including red and white blood cells as well as platelets.
- Progressive cardiomyopathic lentiginosis See: LEOPARD syndrome
- Tunnel vision Loss of peripheral vision with retention of central vision, resulting in a constricted circular tunnel-like…
- AML1 Acute myeloid leukemia 1 gene. See: Runx-1