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.
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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).
Phagocyte
A cell that can engulf particles such as bacteria, other microorganisms, aged red blood cells, foreign matter, etc. The principal phagocytes include the neutrophils and monocytes (types of white blood cells). The prefix 'phago-' comes from…
Read the definitionRandom terms
Show more- Uroporphyrinogen decarboxylase deficiency See: UROD deficiency
- Ampullary carcinoma Cancer of a structure called the ampulla of Vater, a small muscle located at the junction where the common…
- C peptide See: C-peptide
- Fascinoma Medical slang for a fascinating case, usually involving a rare disease
- Ligament, posterior cruciate The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint…
- Abdominal aneurysm An aneurysm situated within the abdomen (belly). An aneurysm is a localized widening (dilatation) of an…
- Genome, chromosomal All of the genetic information in the chromosomes of an organism. For humans, that is all of the DNA…
- Cream A word with many meanings that, in medicine and pharmacy, refers to a water-soluble preparation applied to…
- Club drug A drug such as MDMA (Ecstasy), GHB, Rohypnol, ketamine, methamphetamine, and LSD that is used by young adults…
- Nicotinic acid Deficiency of nicotinic acid (also known as niacin), one of the B-complex vitamins, causes pellagra. Pellagra…
- Recombinant A person with a new combination of genes, a combination of genes not present in either parent, due to…
- Gamma-OH A European name for gamma hydroxybutyrate (GHB), a colorless and odorless drug used illicitly for…