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).
Keratosis, actinic
A small rough spot on skin chronically exposed to the sun, precancerous, can develop into a skin cancer called squamous cell carcinoma, a process that typically takes years. Actinic keratoses occur most frequently in fair-skinned people…
Read the definitionRandom terms
Show more- Intrastromal corneal ring A plastic ring designed to be implanted in the cornea, the transparent structure in the front of the eye. The…
- Fracture, torsion A fracture, also called a spiral fracture, in which a bone has been twisted apart. NTER> A fracture is any…
- Secretase, beta- An enzyme that appears to be directly involved in the early development of Alzheimer's disease…
- Babesiosis An illness caused by the parasite Babesia which is transmitted from animals to humans by ticks. In the US, it…
- Giant cell tumor of bone A tumor of bone characterized by massive destruction of the end (epiphysis) of a long bone. The site most…
- Food-secure Referring to the situation when people do not need to live with hunger or fear starvation
- Hyperglycemic response A response resulting in a high blood sugar and specifically elevating the level of the sugar glucose in the…
- Hiatus hernia Tal hernia): An anatomical abnormality in which part of the stomach protrudes up through the diaphragm into…
- Chronic leukemia Cancer of the blood cells (leukemia) that progresses slowly
- Glial cell A supportive cell in the central nervous system -- the brain and spinal cord. Glial cells do not conduct…
- Cholesterol ester transfer protein A protein that helps regulate the size of cholesterol particles and influence the process of atherogenesis…
- Apiphobia Fear of bees. A phobia is an unreasonable sort of fear that can cause avoidance and panic. Phobias are a…