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).
Heterozygous
Possessing two different forms of a particular gene, one inherited from each parent. A person who is heterozygous is called a heterozygote or a gene carrier. Heterozygous is in contrast to homozygous, the possession of two identical copies…
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Show more- BMJ The British Medical Journal. The BMJ states that it 'aims to help doctors everywhere practice better medicine…
- MRSA infection MRSA infection: Frequently used abbreviation for: Methicillin-resistant staphylococcus aureus.
- Ophthalmoplegia with ragged-red fibers See: Kearns-Sayre syndrome
- Transcriptomics The study of the transcriptome, the complete set of RNA transcripts produced by the genome at any one time
- Otoscope Instrument for looking in the ear. Today, otoscopic or ophthalmoscopic heads can usually be attached to the…
- Neuron A nerve cell that sends and receives electrical signals over long distances within the body. A neuron may…
- Angioplasty Procedure with a balloon-tipped catheter to enlarge a narrowing in a coronary artery. Also called…
- Epinephrine A substance produced by the medulla (inside) of the adrenal gland. The name epinephrine was coined in 1898 by…
- Acute myelogenous leukemia Acute myelogenous leukemia: Abbreviated AML. Also called acute myeloid leukemia or acute nonlymphocytic…
- St. Louis encephalitis A disease caused by a virus (first observed in Illinois in 1932) transmitted from birds to the common Culex…
- Policy, Medigap See: Medigap policy>
- Obstetrician A physician who delivers babies and is in the practice of obstetrics, the art and science of managing…