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).
Intractable
Unstoppable. For example, intractable diarrhea or intractable pain.
Read the definitionRandom terms
Show more- Bacterial prostatitis, acute Prostatitis, acute: Inflammation of the prostate gland of sudden (acute) onset due to bacterial infection…
- Test, erythropoietin A test of the hormone erythropoietin (EPO) in blood. An abnormal level of EPO may mean bone marrow or kidney…
- Leukocyte,eosinophilic See: Eosinophil
- Pain, breast Pain in the breast or mammary gland, known medically as mastalgia. From the Greek masto-, breast + algos, pain
- Chorionic villus sampling Chorionic villus sampling: A procedure for first-trimester prenatal diagnosis. Chorionic villus sampling may…
- Splenectomy An operation to remove the spleen
- Chemosis Swelling around the iris (the colored circle that surrounds the pupil) due to edema (swelling) of the bulbar…
- Cyst, Baker A swelling in the space behind the knee (the popliteal space) composed of a membrane-lined sac filled with…
- Diverticulosis/diverticulitis and fiber Fiber: High fiber diets help delay the progression of diverticulosis and, at least, reduce the bouts of…
- Nook Barker See: Barker, Horace Albert
- Microscope, electron See: Fluorescent microscope.
- Nephrotomogram A series of special x-rays of the kidneys. The x-rays are taken from different angles. They show the kidneys…