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).
Fear of water
An abnormal and persistent fear of water. Sufferers of aquaphobia experience anxiety even though they realize the water in an ocean, a river, a lake, a creek or even a bathtub may pose no imminent threat. They generally avoid such…
Read the definitionRandom terms
Show more- Cardiologist A doctor who specializes in treating heart disorders
- Nephrologist A medical specialist in nephrology (the study of the kidney or 'kidney-ology')
- Melanocyte A pigment-producing cell in the skin, hair and eye that determines their color. The pigment that melanocytes…
- LCSW Licensed clinical social worker
- OGG1 A DNA repair enzyme with antimutator activity. OGG1 is one of a number of enzymes that repair damage done to…
- Duodenum The first part of the small intestine. The duodenum extends from the pylorus at the bottom of the stomach to…
- Nephritis, lipomatous A disorder in which the nephrons of the kidney are gradually replaced with fatty tissues, preventing proper…
- Pericardium, visceral The inner layer of the pericardium, a conical sac of fibrous tissue that surrounds the heart and the roots of…
- Systemic therapy Treatment that reaches cells throughout the body by traveling through the bloodstream
- Hormone therapy Hormone therapy: A form of treatment that takes advantage of the fact that certain cancers depend on hormones…
- Vesicles In dermatology, vesicles are small blisters, most often on the skin. Vesicles also can crop up on the mucous…
- Skull The skull is a collection of bones which encase the brain and give form to the head and face. The bones of…