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).
Vessel
A tube in the body that carries fluids: blood vessels or lymph vessels
Read the definitionRandom terms
Show more- Yellow fever An acute systemic (bodywide) illness caused by a virus called a Flavivirus. In severe cases, the viral…
- Hybridization, in situ The use of a DNA or RNA probe to detect the complementary sequence. In situ hybridization is like all nucleic…
- Implantation, seed Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly…
- Genetic counseling An educational counseling process for individuals and families who have a genetic disease or who are at risk…
- Myotonic dystrophy An inherited disease in which the muscles contract but have decreasing power to relax -- this phenomenon is…
- Genitalia, female See: Female genitalia
- Immunoglobulin G Abbreviated IgG. A major class of immunoglobulins found in the blood, including many of the most common…
- DRVs (Daily Reference Values) A deficiency of tears. The main symptom is usually a scratchy or sandy feeling as if something is in the eye…
- Polypectomy Removal of a polyp by surgery. In the case of polyps in the colon, polypectomy may be done by open abdominal…
- Fingernail A fingernail is produced by living skin cells in the finger. A fingernail consists of several parts including…
- Child neglect Child neglect is the most frequently reported form of child abuse (60% of all cases) and the most lethal…
- Epidural hematoma A hematoma between the cranium (skull) and the brain's tissue-like covering, which is known as the dura…