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).
Oxygenation
The addition of oxygen to any system, including the human body. Oxygenation may also refer to the process of treating a patient with oxygen, or of combining a medication or other substance with oxygen. Hyperbaric oxygenation is an…
Read the definitionRandom terms
Show more- Triiodothyronine A hormone made by the thyroid gland. It has three iodine molecules attached to its molecular structure. It is…
- Bronchus One of the large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The…
- Hallucination, hypnagogic See: Hypnagogic hallucination
- Down syndrome Down syndrome: A common chromosome disorder due to an extra chromosome number 21 (trisomy 21). Down syndrome…
- Hallervorden-Spatz disease A genetic disorder in which there is progressive neurologic degeneration with the accumulation of iron in the…
- Paralysis, infantile (polio) Infantile paralysis is an old synonym for poliomyelitis, an acute and sometimes devastating viral disease…
- Flexural psoriasis A form of psoriasis found in the armpits, groin, under the breasts and in other flexion creases (skin folds)…
- Hotel-Dieu A name often given to a hospital in France during the Middle Ages. Hotel-Dieu literally means the hotel (of)…
- Prostatitis, chronic bacterial Prostatitis, chronic bacterial: Longstanding bacterial infection of the prostate gland superimposed on a…
- Hallucinogen A drug that causes hallucinations (profound distortions in a person's perceptions of reality). Under the…
- Hemophilia A group of inherited bleeding disorders in which the ability of blood to clot is impaired. See: Hemophilia A…
- Glycosylated hemoglobin Hemoglobin to which glucose is bound. Glycosylated hemoglobin is tested to monitor the long-term control of…