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).
Bad air
Any air considered noxious. Today, air filled with tobacco smoke might be considered 'bad air.' So might air contaminated by the emissions of power plants. In the past, bad air was termed a miasma, a poisonous vapor or mist believed to be…
Read the definitionRandom terms
Show more- PGE-2 Prostaglandin E2
- Domain In molecular biology, a discrete portion of a protein with its own function. The combination of domains in a…
- Temporal-lobe epilepsy Epilepsy that is characterized by abnormal electrical activity in the temporal lobe of the brain. This…
- Mastectomy, simple Removal of one or both breasts, but not the lymph nodes
- Oral cholecystogram Oral cholecystogram: Abbreviated OCG. An x-ray procedure for diagnosing gallstones. The patient takes…
- WHO (World Health Organization) A type of chromosome rearrangement, also called a Robertsonian translocation, in which there is fusion of an…
- Retinal fundus The interior lining of the eyeball, including the retina (the light-sensitive screen), optic disc (the head…
- Molecule The smallest unit of a substance that can exist alone and retain the character of that substance.
- Syndrome, Poland A unique pattern of one-sided malformations characterized by a defect of the chest (pectoralis) muscle on one…
- Fertilization Fertilization is the process of combining the male gamete, or 'sperm,' with the female gamete, or 'ovum.' The…
- Delivery, footling There are single-footling or double-footling deliveries depending upon whether the presenting part of the…
- Presbyacusia See: Presbycusis