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).
Vitamins
>Vitamin A: Retinol. Carotene compounds responsible for transmitting light sensation in the retina of the eye. Deficiency leads to night blindness. >Beta carotene: An antioxidant which protects cells against oxidation damage that can lead…
Read the definitionRandom terms
Show more- Neurosis A chronic disorder featuring irritability of the nervous system (nervousness) and characterized by anxiety…
- Vesicles In dermatology, vesicles are small blisters, most often on the skin. Vesicles also can crop up on the mucous…
- Retinol >Beta carotene: An antioxidant which protects cells against oxidation damage that can lead to cancer. Beta…
- Single base change A change in which a single base in the DNA differs from the usual base at that position. These single base…
- Antidepressant, SSRI A selective serotonin reuptake inhibitor (SSRI), one of the commonly prescribed drugs for treating…
- CEPH The Centre d'Etudes du Polymorphisme Humain (CEPH), an internationally renowned research laboratory created…
- Belly pain Pain in the abdomen. See: Abdominal pain
- Transcranial Through the cranium. As, for example, in transcranial magnetic stimulation
- Drug-resistant tuberculosis See: Tuberculosis, drug-resistant
- Parenteral nutrition Intravenous feeding. Also called parenteral alimentation
- Orgasmic disorder See: Anorgasmia.
- CMV (cytomegalovirus) A virus that infects 50-85% of adults in the US by age 40 and is also the virus most frequently transmitted…