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).
Mydriasis
Dilation of the pupils induced by eyedrops. The opposite of miosis.
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- Familial ALS ALS (amyotrophic lateral sclerosis) in which there a family history of the disease. Familial ALS constitutes…
- Epidemic hemorrhagic fever A number of diseases characterized by an abrupt onset of high fever and chills, headache, cold and cough, and…
- Focused H and P In common doctor language, H and P stand for the history (H) and physical (P), namely the medical history and…
- Fever, remittent A type of fever that gradually decreases in intensity over time
- Berry aneurysm A berry aneurysm is a small outpouching (an aneurysm) that looks like a berry and classically occurs at the…
- Trait, dominant lethal A genetic trait that, if present in the genome of the individual, is expressed and therefore precludes the…
- Menopause Menopause: The time in a woman's life when menstrual periods permanently stop; it is also called the 'change…
- Germ cell tumor A tumor that arise from a germ cell. These tumors may arise within the gonads -- the ovary and testis. Most…
- Multipara, grand The term 'multipara' applies to any woman who has given birth 2 or more times. A woman who has given birth 5…
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