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).
COMT
Abbreviation for catechol-O-methyltransferase
Read the definitionRandom terms
Show more- Anatomy, Gray's See: Gray's Anatomy
- Circle of Willis An arterial circle at the base of the brain that is of critical importance. The circle of Willis receives all…
- TB Common abbreviation (spelled out T-B) for tuberculosis. Tuberculosis took its name from the characteristic…
- Adams-Stokes disease Sudden collapse into unconsciousness due to a disorder of heart rhythm in which there is a slow or absent…
- RNA, transfer In cooperation with the ribosomes, transfer RNA brings (transfers) activated amino acids into position along…
- Tube, NG An NG (nasogastric) tube is one that is passed through the nose (via the nasopharynx and esophagus) down into…
- Analog In biochemistry, a substance that is similar, but not identical, to another
- Rohypnol The trade name for flunitrazepam, which has been abused as a 'date rape' drug. Rohypnol produces…
- C (cytosine) C stands for cytosine, a DNA nucleotide that which is one member of the base pair in DNA consisting of…
- Paraneoplastic syndrome The collective signs and symptoms caused by a substance emanating from a tumor or in reaction to a tumor…
- Syndrome, Kartagener's The trio of sinusitis, bronchitis and situs inversus (lateral reversal of the position all organs in the…
- Bi- Prefix meaning two, as in biceps or bicuspid