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.
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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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Scanning electron microscope
Abbreviated SEM. A microscope in which a finely focused beam of electrons is scanned across a specimen, and the electron intensity variations are used to construct an image of the specimen. This type of microscope can effectively achieve…
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Show more- Methadone A synthetic opiate. The most common medical use for methadone is as a legal substitute for heroin in…
- Pineal region tumor A brain tumor on or near the pineal gland. There are at least 17 types of pineal gland tumors, most of which…
- Radon A radioactive element formed as a gas during the breakdown of radium.
- Euthanasia The word 'euthanasia' comes straight out of the Greek -- 'eu', goodly or well + 'thanatos', death = the good…
- Immunotherapy Treatment to stimulate or restore the ability of the immune (defense) system to fight infection and disease…
- Artery, hepatic An artery that distributes blood to the liver, pancreas and gallbladder as well as to the stomach and…
- Y-linked gene A gene on the Y chromosome. (Y-linkage is analogous to X-linkage (the presence of a gene on the X chromosome)…
- Endometrial hyperplasia A condition characterized by overgrowth of the lining of the uterus. Hyperplasia means overgrowth. The…
- Snake antivenom See: Snake antivenin. Other spellings: Snake antivenin
- UTI Urinary tract infection. (Not to be confused with URI: upper respiratory infection).
- Transcriptomics The study of the transcriptome, the complete set of RNA transcripts produced by the genome at any one time
- Abductor spasmodic dysphonia A disorder in which sudden muscle spasms cause the vocal folds (or vocal cords) to stay open. See: spasmodic…