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).
MEDLARS
MEDLARS® is an acronym that stands for Medical Literature Analysis and Retrieval System. It is a computer-based system of the U.S. National Library of Medicine (NLM) that allows rapid access to NLM's store of biomedical information…
Read the definitionRandom terms
Show more- Large saphenous vein The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Neuron, arcuate See: Arcuate neuron
- Serration A finely notching like that along the cutting edge of a saw. The serratus muscles take their name from their…
- Calcium A mineral found mainly in the hard part of bones, where it is stored. Calcium is added to bones by cells…
- Keratosis A localized horny overgrowth of the upper layer of skin such as a callus or wart. Among the common forms of…
- Gland of external secretion See: Exocrine gland
- Collapsing pulse See: Pulse, water hammer
- Synaptonemal complex A protein structure that forms between two homologous chromosomes during meiosis and that is thought to…
- Arrhythmias, atrial Abnormal heart rhythm due to electrical disturbances in the atria (the upper chambers of the heart) or the AV…
- Clinical cytogenetics The application of chromosome studies to clinical medicine. For example, clinical cytogenetic testing is done…
- Palmoplantar hyperhidrosis Excessive sweating of the palms and soles. Palm and sole sweating tends to begin around age 13 on the average
- PARK1 Familial Parkinson disease type 3