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).
Hypoxemia
Abnormally low levels of oxygen in the blood. Hypoxemia may be mild to severe and leads to shortness of breath. Low blood oxygen can result from a variety of conditions that affect either the ability of the heart to pump blood to the lungs…
Read the definitionRandom terms
Show more- Parotids Salivary glands situated in front of the ears.
- Eye, dry See: Dry eye
- Hemophagocytic lymphohistiocytosis A rare, cancer-like disorder in which both histiocytes and lymphocytes start to proliferate and attack body…
- Amyotrophic lateral sclerosis (ALS) Amyotrophic lateral sclerosis (ALS): A classic motor neuron disease. Motor neuron diseases are progressive…
- Thrombotic thrombocytopenic purpura (TTP) A life-threatening disease involving embolism and thrombosis (plugging) of the small blood vessels in the…
- Histiocytosis, malignant Histiocytosis in which the histiocytes actually become cancerous. Treatment is by radiation and chemotherapy…
- Estrogen-associated hypercoagulability >esterified estrogens >esterified estrogens and methyltestosterone >estradiol >estrogens (conjugated) and…
- Telepathology The use of telecommunications technology to facilitate the transfer of image-rich pathology data between…
- Morning glory syndrome A birth defect of the optic nerve (the nerve to the eye) in which there is a coloboma (cleft) of the optic…
- IMRT Intensity modulated radiation therapy
- Diesel exhaust The exhaust generated by diesel engines. This exhaust is a complex mixture of combustion products of diesel…
- Piperine A pungent alkaloid that is concentrated in the outer skin of pepper berries (which gives pepper much of its…