MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Pneumocystis pneumonia
One of the cells lining the alveoli (the air sacs) in the lung. The alveoli are, in fact, lined with two types of cells termed the type 1 and type 2 pneumocytes: Type 1 pneumocyte: The cell responsible for the gas (oxygen and carbon…
Read the definitionRandom terms
Show more- Gamma knife A type of radiosurgery (radiation therapy) machine that acts by focusing low-dosage gamma radiation from many…
- Eczema, contact A localized reaction that includes redness, itching, and burning where the skin has come into contact with an…
- Small intestine The part of the digestive tract that extends from the stomach to the large intestine
- Celebrity diets Celebrity diets are weight loss plans that are reportedly endorsed by or used by celebrities. There are many…
- Labia minora The smaller (minor) inside pair of labia (lips) of the vulva (the female external genitalia).
- Fetal fibronectin A protein produced during pregnancy and the basis of a test for preterm delivery. Fetal fibronectin (fFN)…
- Purpura, Schonlein-Henoch See: Schönlein-Henoch purpura
- Bipolar II disorder Bipolar disorder in someone who has experienced depression and at least one episode of hypomania but not…
- Donor lymphocyte infusion (DLI) A cancer treatment in which lymphocytes from a bone marrow donor are infused into the person who…
- Supraventricular tachycardia Abbreviated SVT. A regular, abnormally fast heart beat (tachycardia) caused by rapid firing of electrical…
- Hospital gown A short collarless gown that ties in the back, worn by patients being examined or treated in a doctor's…
- Dry mouth Dry mouth: The condition of not having enough saliva to keep the mouth wet. This is due to inadequate…