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).
Cramping leg pain
A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels affected by inflammation are the arteries (hence the name "arteritis"). The age of affected patients is usually over 50 years of…
Read the definitionRandom terms
Show more- Tendon, patellar See: Patellar tendon
- Cotinine The major metabolite (breakdown product) of nicotine. Exposure to nicotine can be measured by analyzing the…
- Round To go around and see a patient in a hospital or other in-patient setting
- Amygdala 1. The amygdaloid nucleus in the brain. 2. The tonsils. These structures were so named because they appeared…
- Nerve, first cranial The first cranial nerve is the olfactory nerve, the nerve that carries impulses for the sense of smell from…
- Recommended Dietary Allowance The RDA, the estimated amount of a nutrient (or calories) per day considered necessary for the maintenance of…
- Theorem, Bayes See: Bayes theorem
- Pathologist A doctor who identifies diseases by studying cells and tissues under a microscope
- Fiber Fiber: The parts of plants that cannot be digested, namely complex carbohydrates. Also known as bulk or…
- Syndromic Part of a syndrome. Hearing loss, for instance, can be syndromic or nonsyndromic
- Diabetes and fiber Soluble fibers (oat bran, apples, citrus, pears, peas/beans, psyllium, etc.) slow down the digestion of…
- T-8 cells T cells that express the CD8 transmembrane glycoprotein (CD8+ T cells). They close down the immune response…