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).
Nolvadex (tamoxifen)
Tamoxifen): An antiestrogen (a drug that blocks the effects of estrogen) which competes with estrogen for binding sites in target tissues such as breast. Tamoxifen has been widely publicized. It was approved by the US Food and Drug…
Read the definitionRandom terms
Show more- Leukemia, t(8;21) Leukemia with a translocation (an exchange of material) between chromosomes 8 and 21. Seen characteristically…
- Micro- Prefix derived from the Greek 'mikros' meaning small. Examples of the many biomedical terms containing…
- Syndrome, long QT See Long QT syndrome
- Histiocytosis X Now called Langerhans cell histiocytosis. This disease is subclassified into eosinophilic granuloma, Letterer…
- Spanish disease Syphilis. Depending upon someone's thoughts as to where the disease came from, syphilis was also known as the…
- Scorbutic Pertaining to scurvy (scorbutus) or affected by it
- Neurofibromatosis type 2 Abbreviated NF2. A genetic disorder characterized by the growth of benign tumors of both acoustic nerves (the…
- Sensitivity, analytic See: Analytic sensitivity
- Myometrium The muscular outer layer of the uterus.
- Objective In a microscope, the objective (also called the objective lens) is the lens nearest to the object being…
- Conjunctival Pertaining to the conjunctiva, the clear moist membrane that covers the inner surfaces of the eyelids and the…
- Atrial septum The wall between the two upper chambers (the right and left atrium) of the heart