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).
Mitosis
Ordinary division of a body cell (a somatic cell) to form two daughter cells, each with the same chromosome complement as the parent cell.
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Show more- Syndrome, Martin-Bell Better known as the fragile X syndrome, the most common heritable form of mental retardation. Fragile X…
- Wolframin A protein encoded by a gene known as WFS1. Mutations in WFS1 are associated with Wolfram syndrome and also…
- Cranial nerve XI The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included…
- Hyperosmolar In biochemistry, pertaining to an osmolar concentration of the body fluids that is abnormally increased. As…
- Headache, cluster A distinctive syndrome of headaches, also known as migrainous neuralgia. There are two main clinical patterns…
- Hard measles An acute highly contagious viral disease with fever, runny nose, cough, red eyes, and a spreading skin rash…
- Single transverse palmar crease Preferable term for what historically was called a simian crease. See: Simian crease
- Ulcer, esophageal A hole in the lining of the esophagus (tube-like organ leading from the throat to the stomach) corroded by…
- Tocolytic agent A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Exudative angina Angina: This has nothing whatsoever to do with the usual type of angina (angina pectoris) which is chest pain…
- Locoregional metastasis Metastasis (spread) of a cancer only within the region in which it arose. In contrast to systemic metastasis
- Dr. Joseph Moscati See: Moscati, St. Joseph