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).
Cancer, breast
Cancer of the tissue containing or involving the milk glands (mammary tissue). Breast cancer is diagnosed with self- and physician- examination of the breasts, mammography, ultrasound testing, and biopsy. There are many types of breast…
Read the definitionRandom terms
Show more- Internist A physician who specializes in the diagnosis and medical treatment of adults. This specialty, called internal…
- Polio vaccine, Salk See polio vaccine, inactivated
- Urine infection in children See: Urinary tract infection in children
- Vitamin A deficiency Deficiency of niacin, one of the B-complex vitamins, causes pellagra. See: Pellagra.
- Differential diagnosis The process of weighing the probability of one disease versus that of other diseases possibly accounting for…
- Primary dentition The set of 20 first (deciduous) teeth. The primary dentition is as opposed to the secondary (permanent)…
- Joint hypermobility syndrome A common benign childhood condition involving hypermobile joints (that can move beyond the normal range of…
- Passive smoking The inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
- Binocular 1. With both eyes, as in binocular vision.2. With two eyepieces, as in a binocular microscope
- Kyphosis Kyphosis: Outward curvature of the spine, causing a humped back. Treatment is by physical therapy and wearing…
- Vein, large saphenous The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Extracorporeal shockwave lithotripsy See: Extracorporeal shock wave lithotripsy