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).
Ankyloglossia
A minor congenital anomaly (birth defect) in which the flap of mucous membrane under the tongue (known as the frenum) is too short and limits the normal mobility of the tongue. Ankyloglossia is also called tongue tie from the folk belief…
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Show more- Pap Smear Pap Smear: A screening test for cervical cancer based on the examination under the microscope of cells…
- Acetyl CoA See: Acetyl coenzyme A
- Study, crossover A type of clinical trial in which the study subjects receive each treatment in a random order. In this type…
- Ant, fire Also called thief ants, a scourge, these red or yellow ants of small-to-medium size, originally from South…
- Chalazion Chalazion: A cyst of the little glands in the eyelids that make a lubricant which they discharge through tiny…
- Proteins, acute-phase See: Acute-phase protein
- Study, preclinical A study to test a drug, procedure or medical treatment in animals. The aim is to collect data in support of…
- Orphan disease A disease which has not been 'adopted' by the pharmaceutical industry because it provides little financial…
- Defibrillator A device used to correct a dangerously abnormal heart rhythm, usually ventricular fibrillation, or to restart…
- Cyst, ovarian A fluid-filled sac in the ovary. The most common type of ovarian cyst is called a follicular cyst. It results…
- TTP (thrombotic thrombocytopenic purpura) A life-threatening disease involving embolism and thrombosis (plugging) of the small blood vessels in the…
- UA Abbreviation for urinalysis, a test that determines the content of the urine. Because urine removes toxins…