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).
Acrophobia
An abnormally excessive and persistent fear of heights. Sufferers experience severe anxiety even though they usually realize that, as a rule, heights pose no real threat to them. Derived from the Greek 'acron', height + 'phobos', fear.
Read the definitionRandom terms
Show more- Abuse, child Child abuse is a very complex and dangerous set of problems that include child neglect and the physical…
- Jacksonian epilepsy See: Epilepsy, Jacksonian
- BSL-1 Biosafety level 1. The lowest level of biosafety, a level that applies to agents that do not ordinarily cause…
- Enteral Pertaining to the small intestine. As in enteral nutrition. Also called enteric
- Albino A person with albinism. The term was first applied by the Portuguese to people in West Africa who may have…
- Sense, balance Our sense of balance is regulated by a complex interaction of the following parts of the nervous system: >…
- Afterbirth The placenta + the fetal membranes that are normally expelled from the uterus after the birth of the baby…
- Cancer, pancreas See: Pancreatic cancer
- Gene, marker A detectable genetic trait or segment of DNA that can be identified and tracked. A marker gene can serve as a…
- Trichuriasis Infection with the human whipworm, a nematode (roundworm) formally known as Trichuris trichiura. The third…
- Facioauriculovertebral sequence See: Goldenhar syndrome
- Resistance, vascular The opposition to the flow of blood across a vascular bed.