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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Waldenstrom macroglobulinemia
A chronic low-grade (indolent) type of lymphoma due to a malignant clone of plasma cells. These plasma cells multiply out of control, invade the bone marrow, lymph nodes, and spleen, and characteristically produce huge amounts of a…
Read the definitionRandom terms
Show more- Gingivitis, necrotizing This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Ophthalmitis Inflammation of the eye. Also known as ophthalmia
- Alexia A neurological disorder characterized by loss of the ability to read or understand the written word. Alexia…
- Community-acquired infection An infection acquired in the community. In contrast to a nosocomial (hospital-acquired) infection
- Syndrome, Gilbert See Gilbert syndrome
- Hexenmilch See: Witch's milk
- Corpus callosotomy The corpus callosum is a band of nerve fibers connecting the two halves (hemispheres) of the brain. A corpus…
- Leper 1. Someone with leprosy (Hansen disease). The term leper is now in disfavor. 2. By extension, a pariah. A…
- Hereditary spastic paraplegia, autosomal dominant A degenerative disorder of nerves with progressive spasticity of the legs. Abbreviated as AD-HSP. Spasticity…
- Colostomy bag A removable, disposable bag that attaches to the exterior opening of a colostomy (stoma) to permit sanitary…
- Avascular necrosis of the femoral head See Legg-Calve-Perthes disease
- IQ Abbreviation for intelligence quotient, an attempt to measure the intelligence of someone. The IQ score is…