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).
Nearsightedness
The ability to see near objects more clearly than distant objects. Also called myopia . Myopia can be caused by a longer-than-normal eyeball or by any condition that prevents light rays from focusing on the retina. Most forms of myopia can…
Read the definitionRandom terms
Show more- Axelrod See: Axelrod, Julius
- DNA, satellite DNA that contains many tandem (not inverted) repeats of a short basic repeating unit. Satellite DNA is…
- Snake antivenin Antibodies created in the blood of a horse or sheep when the animal is injected with snake venom. Antivenin…
- Polymorphic Pertaining to a polymorphism, a variation in the DNA that is too common to be due merely to new mutation. A…
- Polio vaccine, inactivated See: Polio vaccine, inactivated.
- Acquired immunity Immunity acquired by infection or vaccination (active immunity) or by the transfer of antibody or lymphocytes…
- Retina, detached A retina that separates from its connection at the back of the eye. The process of retinal detachment is…
- Lingelsheimia A group of bacteria named after W. von Lingelsheim. Now known as Acinetobacter. See: Acinetobacter
- Disease, autoimmune See Autoimmune disease
- Dobelle See: Dobelle, William
- Implant 1. To embed; to set in firmly. In embryology, the fertilized egg implants in the uterine lining 6 or 7 days…
- Collagen IV alpha 5 See: COL4A5