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).
Thermostat
A device that monitors temperature and automatically maintains it at certain levels. In a human, a tiny part of the brain called the hypothalamus, located behind the eyes, serves as the thermostat. It can warm the body by causing it to…
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Show more- Abstinence The voluntary self-denial of food, drink, or sex. Today, abstinence most commonly refers to denial of one's…
- Scrofulous 1. Literally, relating to scrofula (tuberculosis of the lymph nodes, particularly of the neck). 2…
- Muscular dystrophy, Emery-Dreifuss Abbreviated EDMD. A form of muscular dystrophy that begins in childhood or adolescence as a slowly…
- XX male syndrome A syndrome characterized by the presence of an XX sex chromosome complement in an individual with male…
- Carrier test A test designed to detect carriers of a gene for recessive genetic disorder. For example, carrier testing is…
- Morphea Skin changes that are localized to one or more patchy areas of skin that become hardened, dry, smooth and…
- ICD Implantable cardiac defibrillator, a device that is put within the body and is designed to recognize certain…
- Villi Plural of villus, a tiny finger-like or vascular projection
- Parotids Salivary glands situated in front of the ears.
- Pediculosis Infested with lice. See also: Head lice; Pubic lice
- Braxton Hicks contractions Irregular contractions of the womb (the uterus) occurring towards the middle of pregnancy in the first…
- Pericardial effusion Too much fluid within the pericardium, the fibrous sac that surrounds the heart. The pericardium normally…