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).
Macular degeneration
Macular degeneration: A disease that progressively destroys the macula, the central portion of the retina, impairing central vision. Macular degeneration rarely causes blindness because only the center of vision is affected. However…
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Show more- Inkblot test A test used in clinical psychology and psychiatry involving inkblots. The inkblots are used to determine what…
- Line, germ A sequence of cells, each descended from earlier cells in the lineage, which will develop into new sperm and…
- Induced menopause Menopause: Menopause may be due to an unusual ('unnatural') event. It is induced when the ovaries are…
- Oligo- (prefix) Means just a few or scanty. From the Greek 'oligos', few, scanty. Examples of terms starting with oligo-…
- Suicide gene A gene whose expression in a cell is lethal for that cell. Suicide genes form the basis of a strategy for…
- Koplik's spots Little spots inside the mouth that are highly characteristic of the early phase of measles (rubeola). The…
- Mycobacterium intercellulare A slow-growing bacterium found in the soil and in dust particles that can cause the mycobacterium avian…
- Epiglottis The flap that covers the trachea during swallowing so that food does not enter the lungs. Not everything in…
- Explicit memory Memory in which there is a need for conscious recollection in order to recall something. By contrast, in…
- Walker, baby A device that allows a baby to move about in a half-seated, half-upright position. A 'walker' may…
- Filler An inactive substance used to make a product bigger or easier to handle. For example, fillers are often used…
- Functional gene test Test for a specific protein which indicates that the corresponding gene is not only present but active