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).
Endotracheal tube
A flexible plastic tube that is put in the mouth and then down into the trachea (the airway). The doctor inserts the tube under direct vision with the help of a laryngoscope. The procedure is called endotracheal intubation. The purpose is…
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Show more- Achilles In Greek mythology, the hero who was thought to have some special medical knowledge. Achilles studied…
- Vaccine, Sabin The oral polio vaccine (OPV) developed by the Polish-born American microbiologist Albert B. Sabin (1906-93)
- Calf The belly or fleshy hind part of the leg below the knee. The calf is made up mainly of the gastrocnemius…
- Pneumocystis Pneumocystis jiroveci (previously classified as Pneumocystis carinii), the fungus that causes pneumocystis…
- Macrosomia Overly large body. A child with macrosomia has significant overgrowth
- Alpha thalassemia Alpha thalassemia: A blood disorder, thalassemia is not one disease but rather a group of disorders that have…
- Gap junction An organized collections of protein channels in cell membranes that allows ions and small molecules to pass…
- Spondylolisthesis Forward movement of one of the building blocks (vertebrae) of the spine in relation to an adjacent vertebra…
- Thrombosis, cavernous sinus A cavernous sinus thrombosis is a blood clot within the cavernous sinus, a large channel of venous blood in a…
- Affect The emotional tone a person expresses. A person's affect may be appropriate or inappropriate to the…
- Neoplasia The process of abnormal and uncontrolled growth of cells. The product of neoplasia is a neoplasm (a tumor)
- Genome Database The Genome Database (GDB) is the official central repository for genomic mapping data resulting from the…