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).
Plague, sylvatic
Plague that is spread by ground squirrels and other wild rodents, for example, in the western portion of the United States. 'Sylvatic' means pertaining to the woods (sylvan)
Read the definitionRandom terms
Show more- Thyroid insufficiency See: Hypothyroidism
- Vaccinia 1. The cowpox virus which is used to vaccinate against smallpox. 2. A cutaneous or systemic reaction to…
- Antiandrogen A drug that blocks the action of androgens (male sex hormones). Antiandrogens are sometimes used in the…
- Pill, the Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Acrochordon A small tag of skin that may have a stalk (a peduncle). An acrochordon may appear on skin anywhere although…
- Extremely low birth weight (ELBW) baby Born very prematurely weighing between 401 and 1000 grams (about 14 to 35 ounces) at birth. Extremely low…
- Framingham Study A landmark study begun in 1948 in which some 12,000 residents of the town of Framingham, Massachusetts were…
- Hemoglobin A Normal adult hemoglobin, the main type of hemoglobin after infancy. The A stands for Adult
- Melanoma, eye See: Intraocular melanoma
- Dizygotic twin A twins who have shared a common uterine environment with its twin but is due to a different fertilized ovum…
- Drug, ACE-inhibitor A drug that inhibits ACE (angiotensin converting enzyme) which is important to the formation of angiotensin…
- National Human Genome Research Institute (NHGRI) One of the newest of the National Institutes of Health (NIH), NHGRI's mission in formal terms is to 'support…