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).
Hypoglycemia unawareness
Hypoglycemia unawareness: A complication of diabetes in which the patient is unaware of a deep drop in blood sugar because it fails to trigger the secretion of epinephrine which generates the characteristic symptoms of hypoglycemia (such…
Read the definitionRandom terms
Show more- Behind-the-ear hearing aid A hearing aid worn behind the ear. The device amplifies sounds more than most other types of hearing aids…
- Anatripsis The use of friction as a treatment modality for a medical condition. Anatripsis may or may not also involve…
- Penile Of or pertaining to the penis
- Splenectomy An operation to remove the spleen
- Aden- See: Adeno-
- Chondroitin sulfate A glycosaminoglycan (formerly called a mucopolysaccharide) found in cartilage, bone, blood vessels and…
- Dia- Prefix taken straight from the Greek meaning 'through, throughout, completely' as in diachronic, diagnosis…
- DHEA Dehydroepiandrosterone
- Potassium balance The balance between too much potassium and, far more often today, too little potassium. Adults should consume…
- Neuropsychologist A psychologist who has completed special training in the neurobiological causes of brain disorders, and who…
- Polyarteritis nodosa Polyarteritis nodosa: An autoimmune disease (immune system attacking its own body) characterized by…
- NTD Neural tube defect, a major birth defect caused by abnormal development of the neural tube, the structure…