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).
Syndrome, Achoo
A disorder characterized by nearly uncontrollable paroxysms of sneezing provoked in a reflex fashion by the sudden exposure of a dark-adapted subject to intensely bright light, usually to brilliant sunlight. The number of successive…
Read the definitionRandom terms
Show more- Hex-A deficiency See: Tay-Sachs disease
- Syndrome, Lennox-Gastaut A severe form of epilepsy that usually begins in early childhood and is characterized by frequent seizures of…
- Repetitive DNA DNA sequences that are repeated in the genome. These sequences do not code for protein. One class termed…
- Fungi Plural of fungus
- Biopsy, punch See: Punch biopsy
- Cascade A sequence of successive activation reactions involving enzymes (enzyme cascade) or hormones (hormone…
- Vernix More formally known as vernix caseosa, the vernix is a white cheesy substance that covers and protects the…
- Cancer registry A register designed to collect information about the occurrence (incidence) of cancer, the types of cancers…
- Callosity Synonymous with callus. Both callus and callosity are derived from the Latin callum meaning thick skin
- Underwater weighing A method for determining the lean body mass. This method weighs a person underwater and then calculates the…
- Ergophobia An abnormal and persistent fear of work. Sufferers of ergophobia experience undue anxiety about the workplace…
- Detoxify To reduce or eliminate the toxicity of a substance or poison. To promote the recovery of a person from an…