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).
Endothelium
A layer of flat cells lining the closed internal spaces of the body such as the inside of blood vessels and lymphatic vessels (that convey the lymph, a milky fluid) and the heart. By contrast, the outside layer of cells that covers all the…
Read the definitionRandom terms
Show more- Infection, nosocomial An infection acquired in a hospital. Specifically an infection that was not present or incubating prior to…
- Multidetector computed tomography (MDCT) A form of computed tomography (CT) technology for diagnostic imaging. In MDCT, a two-dimensional array…
- Kok disease A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Fracture, toddler's A torsion fracture of the tibia, without bone displacement
- Ulnar Referring to the larger of the two long bones in the forearm. (The smaller one is the radius). The ulna is on…
- Shingles Shingles: An acute infection caused by the herpes zoster virus, the same virus as causes chickenpox. Shingles…
- Blepharoplasty Plastic surgery on the eyelids. Blepharoplasty may be done to correct ptosis (sagging eyelids), remove fatty…
- Collagenopathy Any one of a group of disorders that affect connective tissue, the tissue that supports the body's joints and…
- Goldenhar syndrome Congenital malformation of the jaw, cheek and ear associated with vertebral defects. There is deformity of…
- Joint, TM The joint that hinges the lower jaw (mandible) to the skull
- Pagon syndrome Congenital anemia with spinocerebellar ataxia (wobbliness). The anemia is characterized by sideroblasts…
- Cushing, Harvey Renowned American neurosurgeon (1869-1939) whose name is now associated with Cushing syndrome (Cushing…