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).
Toxoplasma gondii
A single-celled parasite that causes toxoplasmosis (toxo) . Toxoplasma gondii is very common (more than 60 million people in the US carry it) but few are aware of it because the immune system often keeps the parasite from causing illness…
Read the definitionRandom terms
Show more- Syndrome, prune belly Partial or complete absence of the abdominal muscles so that the outlines of the intestines are visible…
- Cell lineage A genealogic pedigree of cells related through mitotic division
- Rhinitis Irritation of the nose. Derived from the Greek word rhinos meaning of the nose
- Disease, Refsum See Refsum disease
- Connective tissue A material made up of fibers forming a framework and support structure for body tissues and organs…
- Atelectasis, primary See: Primary atelectasis
- Chickenpox vaccination See Chickenpox immunization
- DNA, mitochondrial Mitochondrial DNA (mtDNA) is the DNA of the mitochondrion, a structure situated in the cytoplasm of the cell…
- Smoldering leukemia A condition in which the bone marrow does not function normally. It does not produce enough blood cells. This…
- Semen DNA analysis Surface EMG.
- Autograft Tissue transplanted from one part of the body to another in the same individual. Also called an autotransplant
- Transudate A fluid that passes through a membrane which filters out much of the protein and cellular elements to yield a…