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).
Prostate
A gland within the male reproductive system that is located just below the bladder. Chestnut shaped, the prostate surrounds the beginning of the urethra, the canal that empties the bladder. The prostate is actually not one but many glands…
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Show more- Plaque, skin A plaque is a broad, raised area on the skin. Because it is raised, it can be felt (palpated). By definition…
- Nails, white spots on the Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Phenol 1. A poisonous corrosive compound obtained by the distillation of coal tar that, in dilute solution, is an…
- Endometriosis uterina Also known as adenomyosis (pronounced ad-den-o-mi-o-sis), this is a common benign condition of the uterus in…
- Visual receptor The layer of rods and cones that are the visual cells of the retina
- Fever, dengue An acute mosquito-borne viral illness of sudden onset that usually follows a benign course with headache…
- Defect, atrial septal (ASD) A hole in the septum, the wall, between the atria, the upper chambers of the heart. Commonly called an ASD…
- Centers for Disease Control and Prevention >CDC facilities in the US in: > >Anchorage, Alaska >Atlanta >Cincinnati, Ohio >Fort Collins, Colorado…
- Granuloma annulare The definition of granuloma annulare in one of the standard print medical dictionaries begins: 'a benign…
- Diploid The number of chromosomes in most cells of the body. This number is 46 in humans. It is naturally twice the…
- Death 1. The end of life. The cessation of life. (These common definitions of death ultimately depend upon the…
- Implantation The act of setting in firmly. In embryology, implantation refers specifically to the attachment of the…