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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Thrombinogen
Better known today as prothrombin, a coagulation (clotting) factor needed for the normal clotting of blood. There is a cascade of biochemical events that leads to the formation of the final clot. In this cascade, prothrombin is a precursor…
Read the definitionRandom terms
Show more- Phrenology The study of variations in size, shape, and proportion of the cranium. Phrenology was a pseudoscience of the…
- National Cancer Institute (NCI) One of the National Institutes of Health (NIH) in the U.S., whose mission is to 'lead a national effort to…
- National Institutes of Health Clinical Center : The clinical research facility of the National Institutes of Health (NIH) in the U.S. As a national…
- Levocardia Reversal of all of the abdominal and thoracic organs (situs inversus) except the heart, which is still in its…
- Edentulism Without teeth. Complete loss of all natural teeth can substantially reduce quality of life, self-image, and…
- Therapy, grief See: Grief therapy
- Oral contraceptive, combined Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Aspirin resistance 1. The inability of aspirin to protect a person from cardiovascular events such as heart attacks and strokes…
- Nephrolith A kidney stone
- Consumption An old and once common term for wasting away of the body, particularly from pulmonary tuberculosis (TB)…
- Fungus, foot Athlete's foot causes foot itching, burning, pain, and scaling. It is caused by a fungus and is treated with…
- Cell, stem An ancestral cell, the most primitive type of cell. Stem cells are relatively unspecialized…