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).
Xanthinuria
An inherited metabolic disorder in which there is deficiency of an enzyme needed to process xanthine, a substance found in caffeine, theobromine, theophylline, and related substances. Unchecked, xanthinuria can lead to kidney stone…
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Show more- Jennerian method The production of immunity to a disease by inoculation of an attenuated form of the virus causing the…
- External fixation A procedure that stabilizes and joins the ends of fractured (broken) bones by a splint or cast. External…
- Lineage, cell See: Cell lineage
- Lips Aside from the lips of the mouth, there are two pairs of lips at the entrance to the vagina. They are the…
- Lower motor neuron A nerve cell that goes from the spinal cord to a muscle. The cell body of a lower motor neuron is in the…
- Synaptonemal complex A protein structure that forms between two homologous chromosomes during meiosis and that is thought to…
- Gland, Meibomian See: Meibomian gland
- UNOS Acronym for the United Network for Organ Sharing, the nationwide umbrella for transplantation organ sharing…
- DNA, repetitive DNA sequences that are repeated in the genome. These sequences do not code for protein. One class termed…
- Acrocentric chromosome A chromosome (one of the microscopically visible carriers of the genetic material DNA) with its centromere…
- Mold A very large group of microscopic fungi that live on plant or animal matter. Most are filamentous organisms…
- Tube, auditory The tube that runs from the middle ear to the pharynx, also known as the Eustachian tube. The function of…