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- Dural sac The membranous sac that encases the spinal cord within the bony structure of the vertebral column. Dural…
- Foot, athlete A skin infection caused by a fungus called Trichophyton which can thrive and infect the upper layer of the…
- BLAST Abbreviation for Basic Local Alignment Search Tool, a computer program that identifies homologous genes in…
- Map, contig A map depicting the relative order of a linked library of small overlapping clones representing a complete…
- Neurooncologist A physician trained to diagnose and treat patients with brain tumors and other types of tumors of the nervous…
- BP Commonly used abbreviation for blood pressure. On a medical chart, you might see 'BP90/60 T98.6 Ht60/reg…
- Mixed-lineage leukemia A type of childhood leukemia in which a piece of chromosome 11 has been translocated (broken off and attached…
- ABCD rating A staging system for prostate cancer. See the Jewett staging system
- Ossicle Any small bone, such as the tiny bones within the human ear
- Voice box The voice box, or larynx, is the portion of the respiratory (breathing) tract containing the vocal cords…
- HIB immunization This immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…
- Fever, dengue hemorrhagic (DHF) A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…