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).
Synaptonemal complex
A protein structure that forms between two homologous chromosomes during meiosis and that is thought to mediate chromosome pairing, synapsis, and recombination. The synaptonemal complex is a tripartite structure consisting of two parallel…
Read the definitionRandom terms
Show more- Membrane metalloendopeptidase See: Metallomembrane endopeptidase
- Side effects Problems that occur when treatment goes beyond the desired effect. Or problems that occur in addition to the…
- Arteriole A small branch of an artery (a vessel that carries blood high in oxygen away from the heart to the body)…
- Poison Any substance that can cause severe distress or death if ingested, breathed in, or absorbed through the skin…
- Sleepwalking Sleepwalking: Purposeful moving, usually but not always including walking, while in a deep stage of sleep…
- Terminal ileitis Crohn's disease, a chronic inflammatory disease of the intestine involving only the end of the small…
- Axelrod, Julius (1912- ) American pharmacologist and neuroscientist who shared the 1970 Nobel Prize in Physiology or Medicine…
- Gustatolacrimal reflex See: Crocodile tears syndrome
- Emesis Vomiting. An emesis basin is usually kept handy for surgery patients recovering from general anesthesia since…
- Dental drill A device that dentists use to drill into teeth. Primitive dental drills were used in the 18th and early 19th…
- Granuloma, calcified A calcified granuloma is a granuloma containing calcium deposits. Since it usually takes some time for…
- Ventricular septum The wall between the two lower chambers (the right and left ventricles) of the heart