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).
Giant cell tumor, malignant
A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone. The site most commonly struck by this tumor is the knee -- the far end of the femur and the near end of the tibia. The tumor is…
Read the definitionRandom terms
Show more- Pains, growing Mysterious pains in growing children, usually in the legs. These pains are similar to what the weekend…
- MDI 1. Metered-dose inhaler; 2. Multiple daily injections; 3. Mental developmental index, as in 'the Bayley…
- Open reading frame A long sequence of DNA that has no stop codon (no signal to stop reading) and therefore may encode part or…
- Erythrasma A chronic superficial slowly spreading skin infection, especially in the folds of the body and webs between…
- Y-linked gene A gene on the Y chromosome. (Y-linkage is analogous to X-linkage (the presence of a gene on the X chromosome)…
- Intestinal pseudo-obstruction Symptoms of intestinal obstruction with no sign of actual physical obstruction. This condition may be due to…
- Witch's milk A folk term for the milk that often comes from the breast of a newborn baby. This temporary phenomenon is due…
- Lipid profile Pattern of lipids in the blood. (A lipid profile usually includes the total cholesterol, high density…
- Mastectomy, preventative Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- CADASIL Cerebral Autosomal Dominant Arteriopathy with Subcortical Infarcts and Leukoencephalopathy. An inherited form…
- Line, central A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Bacteriocidal The science and study of bacteria and their relation to medicine and to other areas such as agriculture…