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).
Bronchiolitis
Inflammation of the bronchioles, the airways that extend beyond the bronchi and terminate in the alveoli. Bronchiolitis is due to viral infections such as parainfluenza, influenza, adenovirus and, especially, respiratory syncytial virus…
Read the definitionRandom terms
Show more- Goiter Enlargement of the thyroid gland. A goiter is not cancerous. It is simply a thyroid gland that is bigger than…
- Nosebleed, causes of The nose is a part of the body that is very rich in blood vessels (vascular) and is situated in a vulnerable…
- Cranial arteritis A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Difficult urination See: Dysuria
- Familial Parkinson disease type 11 A familial form of Parkinson disease inherited in an autosomal dominant manner due to a gene on chromosome…
- Vaccination, DPT See: DPT immunization
- Exaggerated startle disease A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Atelectasis Failure of full expansion of the lung at birth or a collapse thereafter of the lung. The word comes from the…
- ATG Antithymocyte globulin
- Sopor Abnormally deep sleep, an unusually profound sleep, a stupor from which it is difficult to rouse a person…
- Technology, recombinant DNA A series of procedures used to join together (recombine) DNA segments. A recombinant DNA molecule is…
- Lauterbur See: Lauterbur, Paul C.