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).
Ab-
Prefix meaning 'from, away from, off' as in abduction (movement of a limb away from the midline of the body), ablate (carry or cut away), abnormal (away from normal), absorb (to suck away). Ab in Latin means 'from.' 'Abs' in the plural is…
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Show more- Adenoids and Tonsils Adenoids and Tonsils: These celebrated structures (adenoids and tonsils) in the back of the throat are…
- Elastase 2 Neutrophil elastase, an enzyme in neutrophils that digests elastin. The gene ELA2 encoding elastase 2 is on…
- Skeleton, bones of the The human body has 206 bones. These consist of 80 axial (head and trunk) bones and 126 appendicular (upper…
- Fiber and constipation Insoluble fiber retains water in the colon, resulting in a softer and larger stool. It is used effectively in…
- ALS3 See: Amyotrophic lateral sclerosis 3
- Vein, femoral See: Femoral vein
- Recombination The trading of fragments of genetic material between chromosomes before the egg and sperm cells are created…
- HHV-3 Human herpesvirus 3. See herpes zoster.
- Artery, hepatic An artery that distributes blood to the liver, pancreas and gallbladder as well as to the stomach and…
- Goldring, Sidney Polish-born American neurosurgeon who pioneered the surgical treatment of epilepsy. Beginning in the 1970s…
- Nonsyndromic Not part of a syndrome. Hearing loss, for instance, can be syndromic or nonsyndromic
- DNA amplification The production of multiple copies of a sequence of DNA. Repeated copying of a piece of DNA. DNA amplification…