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.
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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).
Fraternal twin
Twin: A twin who have shared a common uterine environment with its sibling. Fraternal twins are due to the fertilization of two different ova by different sperm. Fraternal twins are also called dizygotic twins.
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Show more- Lymphoma, high-grade High-grade lymphoma
- Proteomics The study of the proteome, the complete set of proteins produced by a species, using the technologies of…
- Vaginal birth after Cesarian section It was once the rule that, after a C-section, the next delivery also had to be by C-section. Now, vaginal…
- Guinea worm disease A parasitic disease caused by infection with the guinea worm (Dracunculus medinensis), the largest parasite…
- Greenstick fracture A fracture in which one side of a bone is broken while the other is bent (like a green stick). NTER>
- Pain, shoulder See: Shoulder pain
- Outpatient A patient who is not an inpatient (not hospitalized) but instead is cared for elsewhere -- as in a doctor's…
- Syndrome, trisomy 13 Condition with three rather than the normal two chromosomes #13. Children born with this syndrome have…
- Hormone, progesterone A female hormone, progesterone is the principal progestational hormone. Progestational hormones prepare the…
- Gas, intestinal The complaint referred to as 'intestinal gas' is a common one and the discomfort can be quite significant…
- Juvenile polyposis syndrome See: Juvenile polyposis
- Mediastinoscopy A procedure in which the doctor inserts a tube into the chest to view the organs in the mediastinum. The tube…