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).
Leaded petrol
See: Tetraethyl lead
Read the definitionRandom terms
Show more- Disease, hydroxyapatite crystal The inflammation caused by hydroxyapatite crystals has been referred to as hydroxyapatite crystal disease…
- Evert To turn outward or turn inside out. To evert the foot is to move its forepart away from the midline of the…
- Vein, hepatic One of the veins which drains blood from the liver
- Positive clinical trial A clinical trial that shows that the new treatment has a large beneficial effect and is superior to standard…
- Polyclonal Derived from different cells. As opposed to monoclonal
- Athelia Absence of the nipple. Athelia is a rare condition but it is common in certain conditions. Athelia tends to…
- Retinoblastoma Retinoblastoma: A malignant eye tumor in children, usually under age 5, that arises in cells in the…
- Apnea An apnea is a period of time during which breathing stops or is markedly reduced. There are two types of…
- Spinal cord disease in diabetes Involvement of the spinal cord in people with diabetes. Most of the neurologic attention in diabetes mellitus…
- Muscle, ciliary One of the muscles that relax the zonules to enable the lens to change shape for focusing. The zonules are…
- Norplant contraceptive Implantable progestin in the form of Norplant was approved by the U.S. Food and Drug Administration (FDA) for…
- Foramen of Magendie An opening from the fourth ventricle, which is one in a system of four communicating cavities called…