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).
Chewing tobacco
Tobacco that is chewed, not smoked. A form of smokeless tobacco. Chewing tobacco and snuff are the two main forms of smokeless tobacco in use in the United States. The prototypes of the person chewing tobacco were the baseball player (or…
Read the definitionRandom terms
Show more- LPA Little People of America. The abbreviation also for the left pulmonary artery
- Hormone replacement therapy (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Vertigo, recurrent aural A condition, also known as Meniere's disease, with recurrent vertigo accompanied by ringing in the ears…
- Otology The study and medical care of the ear
- Defect, ventricular septal (VSD) A hole in the septum (the wall) between the lower chambers of the heart (the ventricles). Ventricular Septal…
- Malformation, arteriovenous An arteriovenous malformation (AVM) is a congenital disorder (one present at birth) of blood vessels in the…
- Olfactory apparatus The entire system needed to have a sense of smell. This system involves at least 1,000 genes for the…
- Acquired immunodeficiency syndrome AIDS. AIDS is a disease due to infection with the human immunodeficiency virus (HIV). Also referred to as…
- Balanitis, circinate A form of skin inflammation around the penis in males with Reiter's syndrome. The skin around the shaft and…
- Adenoiditis Infection of the adenoids.
- Heat prostration Overheating of the body due to extreme weather conditions. Unrelieved hyperthermia can lead to collapse and…
- CB2 See: Cannabinoid receptor 2.