MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
T-8 cells
T cells that express the CD8 transmembrane glycoprotein (CD8+ T cells). They close down the immune response after invading organisms are destroyed. Suppressor T cells are sensitive to high concentrations of circulating lymphokine hormones…
Read the definitionRandom terms
Show more- Cardiac transplant See: Heart transplant
- Cysticercus The larval form of any of the Taenia tapeworms. The plural is cysticerci. Infection with cysticerci is…
- Follicular cyst of the ovary A fluid-filled sac in the ovary, the most common type of ovarian cyst. It results from the growth of a…
- Myeloencephalitis Inflammation of both the spinal cord and the brain. Myeloencephalitis (also called encephalomyelitis) can be…
- Magnetic resonance perfusion imaging A special type of magnetic resonance imaging (MRI) that uses an injected dye in order to see blood flow…
- Entomology, medical See: Medical entomology
- Magendie, foramen of An opening from the fourth ventricle, which is one in a system of four communicating cavities called…
- Bariatric physician A physician practicing bariatrics, the field of medicine concerned with weight loss. Also called a…
- Disease, Wilson An inherited disorder in which too much copper accumulates in the body. Although the accumulation of copper…
- Comedo The primary sign of acne consisting of a dilated (widened) hair follicle filled with keratin squamae (skin…
- Milk, witch's See Witch's milk.
- Eyelid myokymia Fine continuous contractions of the eyelid muscle, typically involving one of the lower eyelids, less often…