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).
Annotation
In genetics, the process of identifying the locations and coding regions of genes in a genome and determining what those genes do. To annotate (irrespective of the context) is to add a note by way of explanation or commentary. Once a…
Read the definitionRandom terms
Show more- Medication, anti-infective Something capable of acting against infection, by inhibiting the spread of an infectious agent or by killing…
- Dejerine-Klumpke palsy See: Klumpke palsy
- Cerebrospinal fluid CSF. A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the…
- Specific-pathogen free A term applied to animals reared for use in laboratory experiments when the animals are known to be free of…
- Nevus 1. Any birthmark.2. A benign pigmented spot on the skin such as a mole (a cluster of melanocytes and…
- Disease, Alpers See: Alpers disease
- Heartburn An uncomfortable feeling of burning and warmth occurring in waves rising up behind the breastbone (sternum)…
- Brachial palsy See: Brachial plexus palsy
- Listeria A group of bacteria capable of causing miscarriage (spontaneous abortion), stillbirth and premature birth and…
- Sleep restriction therapy A type of therapy in which the number of hours of sleep are restricted. Sleep restriction therapy is used in…
- Genital herpes A viral infection transmitted through intimate contact with the moist mucous linings of the genitals. This…
- Hepatitis C Hepatitis C: Inflammation of the liver due to the hepatitis C virus (HCV), which is usually spread by blood…