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).
Anatomy, microscopic
Known among medical students simply as 'micro', microscopic anatomy is the study of the form of normal structures seen under the microscope, as opposed to gross anatomy which involves structures that are big enough to be observed with the…
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Show more- Dopa-responsive dystonia (DRD) Dystonia (DRD): A condition that typically begins in childhood or adolescence with progressive difficulty in…
- Electrocardiogram Electrocardiogram: A recording of the electrical activity of the heart. An electrocardiogram is a simple…
- Cancer Cancer: An abnormal growth of cells which tend to proliferate in an uncontrolled way and, in some cases, to…
- Syndrome, Frey Sweating on one side of the forehead, face, scalp, and neck occurring soon after ingesting food as a result…
- Fibril The diminutive of fiber. A small fiber, a fine thread
- Cerebral hemispheres The two halves of the cerebrum, the largest part of the brain.
- Hearing loss, age-related See: Presbycusis
- Xanax See: Alprazolam
- Thanatophobia An abnormal and excessive fear of death
- Eye bleed Medically called a subconjunctival hemorrhage. A very common cause of a painless bloody eye usually first…
- Unicellular Consisting of one cell only. Some organisms, such as bacteria, are unicellular. Unicellular is in contrast to…
- Disease, Vrolik's Osteogenesis imperfecta type II, an inherited connective tissue disorder with very severe bone fragility, the…