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).
Sequester
1. In medicine, to set apart, detach or separate a small portion of tissue from the rest. 2. In bone, for a piece of dead bone to separate from the sound bone. 3. In biochemistry, to isolate a constituent of a system by chelation or other…
Read the definitionRandom terms
Show more- Osteotomy Taking out part or all of a bone, or cutting into or through bone.
- Cancer, lung Cancer of the major organ of respiration - the lung. Lung cancer kills more men and women than any other form…
- Esophagitis Esophagitis: Inflammation of the esophagus. The esophagus is that soft tube-like portion of the digestive…
- Excimer laser A laser that emits very concentrated light in the ultraviolet (UV) region of the spectrum. Excimer lasers are…
- Vaginal contraceptive sponge A contraceptive device that is donut-shaped, made of plastic, contains a spermicide (nonoxynol-9) and is…
- Amelanotic Without melanin. A skin lesion that is amelanotic lacks the pigment melanin and therefore is essentially…
- Recessive A condition that appears only in individuals who have received two copies of a mutant gene, one copy from…
- Genetic immunodeficiency disease See: Primary immunodeficiency disease
- Nephrolith A kidney stone
- Provigil Brand name of the drug modafinil. See: Modafinil
- Paraquat lung Lung disease caused by the contact herbicide paraquat which selectively accumulates in the lungs and is…
- PGE-2 Prostaglandin E2