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).
African American
An American of black African descent. The term may also be written with a hyphen as African-American. The term entered into usage largely starting in 1988, when the Rev. Jesse Jackson held a news conference to urge Americans to use it to…
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Show more- Pseudomonas pseudomallei A bacteria that causes an infectious illness called melioidosis or Whitmore's disease that is most frequent…
- Vitamin B6 A group of closely related chemical compounds with related names -- pyridoxine, pyridoxal and pyridoxamine --…
- Rasmussen syndrome A brain disorder caused by inflammation of brain cells in one hemisphere. Its cause is unknown. Rasmussen…
- Scan As a noun, the data or image obtained from the examination of organs or regions of the body by gathering…
- Gastroenterologic disease Any disease of the digestive system. Gastroenterologic disorders include Barrett's esophagus, bile duct…
- Zoophobia An abnormal and persistent fear of animals. A phobia is an unreasonable fear that can cause avoidance and…
- Amusia The inability to recognize musical tones or to reproduce them. Amusia can be congenital (present at birth) or…
- Subconjunctival hemorrhage Hemorrhage: A very common cause of a painless bloody eye usually first noticed by somebody else or by the…
- Heterosexual A person sexually attracted to persons of the opposite sex. Or a person who has sexual relations with the…
- Ventilation The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide…
- Peritoneal Having to do with the peritoneum
- Trocar A sharply pointed shaft, usually with a three-sided point. A trocar may be used within a cannula, a hollow…