MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Hormone therapy
Hormone therapy: A form of treatment that takes advantage of the fact that certain cancers depend on hormones to grow. Hormone therapy may include giving hormones to the patient or decreasing the level of hormones in the body.
Read the definitionRandom terms
Show more- IL-4 Interleukin-4
- Optic nerve pathways The left and right branches of the optic nerves join behind the eyes, just in front of the pituitary gland…
- Carcinoma of the breast, infiltrating lobular Breast, infiltrating lobular: Infiltrating lobular carcinoma is the second most common type of invasive…
- Uterine tube Also called the Fallopian tube. There are two Fallopian tubes, one on each side. They transport the egg from…
- Arch, zygomatic The bone that forms the prominence of the cheek. The zygomatic bone is also known as the zygoma, the…
- Iatromisia An intense dislike of doctors. From 'iatro-' indicating a relationship to a physician or medicine + the Greek…
- Phytotoxin A poison in a plant. Abrin and ricin are examples of phytotoxins. Abrin comes from the seeds of a plant…
- Polymyositis Polymyositis: A chronic inflammatory disease of muscle that begins when white blood cells, the immune cells…
- Sopor Abnormally deep sleep, an unusually profound sleep, a stupor from which it is difficult to rouse a person…
- Angina, Prinzmetal Angina, Prinzmetal: Chest pain due to a coronary artery spasm, a sudden constriction of one of the vessels…
- Colonoscope A flexible, lighted instrument used to view the inside of the colon.
- Cough A rapid expulsion of air from the lungs typically in order to clear the lung airways of fluids, mucus, or…