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).
Thoracic aorta
The thoracic aorta is a section of the aorta, the largest artery in the body, within the chest. Specifically, the thoracic aorta is that part of the aorta that starts after the arch of the aorta and runs down to the diaphragm, the great…
Read the definitionRandom terms
Show more- JP drain The original suction drain. The drain itself is inside the body. It is made of Teflon and has multiple…
- TTR The gene that encodes transthyretin, a plasma protein consisting of 127 amino acids that binds retinol and…
- BX Medical abbreviation for biopsy. See: bx
- Seborrheic eczema Yellowish, oily, scaly patches of skin on the scalp, face, and occasionally other parts of the body
- Artery spasm, coronary See: Coronary artery spasm
- ARS Acute radiation syndrome
- Technology transfer The process of converting scientific findings from research laboratories into useful products by the…
- Lymphocytic leukemia, acute (ALL) Leukemia, acute (ALL): A rapidly progressing form of leukemia in which there are too many very young…
- ADE Adverse drug event. See: Adverse reaction..
- Posterior pituitary The back portion of the pituitary, a small gland in the head called the master gland. The posterior pituitary…
- Virus, JC JC virus
- Dacryoadenitis Inflammation of a lacrimal gland (a gland that produces tears)