MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Colic
Colic: An attack of crying and apparent abdominal pain in early infancy. This is a common condition, occurring in about 1 in every 10 babies. Colic is characterized by episodes of irritability, loud crying, and what appears to be abdominal…
Read the definitionRandom terms
Show more- Ala Alanine. See also: Amino acid symbols
- Chromosomes in multiple miscarriages Couples who have had more than one miscarriage (spontaneous abortion) have about a 5% chance that one member…
- Homotrisomy Trisomy of the same chromosome. The occurrence of two children in the same family with trisomy 21 is an…
- Pilonidal sinus A sinus tract from which there may be chronic drainage of pus, due to an embedded tuft of hair, most often in…
- Sulfonylurea sensitivity Sensitivity to the hypoglycemic effects of the oral hypoglycemic agents in the sulfonylurea class
- Therapy, electroconvulsive See Electroconvulsive therapy
- Erythema multiforme See: Stevens-Johnson syndrome.
- Beta adrenergic blocking agents A class of drugs, also called beta blockers, that block beta-adrenergic substances such as adrenaline…
- Rocky Mountain spotted fever (RMSF) Fever (RMSF): An acute febrile (feverish) disease initially recognized in the Rocky Mountain states, caused…
- Bones of the skeleton The human body has 206 bones. These consist of 80 axial (head and trunk) bones and 126 appendicular (upper…
- Memory 1. The ability to recover information about past events or knowledge. 2. The process of recovering…
- Osler's nodes These are small (the size of split peas), tender, transient nodules in the pads of fingers and toes and the…