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).
Beryllium
A toxic metal found in ores containing other elements that is used in making metal alloys for nuclear reactors and the aerospace industry. Acute exposure to beryllium fumes can cause a severe, sometimes fatal pneumonitis (inflammation of…
Read the definitionRandom terms
Show more- Abuse, psychological child Also known as emotional child abuse, this is the third most frequently reported form of child abuse (after…
- Encephalitis, viral Inflammation of the brain as a result of virus infection. There are many viruses that cause viral…
- Gene array analysis A way of analyzing the differential expression of thousands of species of mRNA (messenger RNA) at the same…
- Acquired immunity Immunity acquired by infection or vaccination (active immunity) or by the transfer of antibody or lymphocytes…
- Tube, NG An NG (nasogastric) tube is one that is passed through the nose (via the nasopharynx and esophagus) down into…
- Cleft palate An opening in the roof of the mouth (the palate) due to a failure of the palatal shelves to come fully…
- Parietal lobe Part of the brain, specifically the section of the cerebral hemisphere that lies beneath the parietal bone…
- Encephalitis, Nipah virus Brain inflammation (encephalitis) due to the Nipah virus that infects pigs and people. Nipah is the name of…
- Gene mapping The process of determining the relative positions of genes on a chromosome (or another piece of DNA) and the…
- Nondipper A person in whom there is an absence of the normal nocturnal fall (dip) in blood pressure. Nondipper status…
- American Academy of Orthopaedic Surgeons The professional organization of American orthopaedists. Literally, the practice of child straightening…
- Qualitative Having to do with quality. In contrast to quantitative (which pertains to quantity, the amount)