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).
Intensive care unit psychosis
A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may experience anxiety, become paranoid, hear voices, see things that are not there, become severely disoriented in time and place, become very…
Read the definitionRandom terms
Show more- Perinatal transmission Transmission of a disease-causing agent (a pathogen) from mother to baby during the perinatal period, the…
- Visual contrast sensitivity The ability to perceive differences between an object and its background
- Syndrome, Brachmann-de Lange See: de Lange syndrome
- Pediatric bladder infection See: Urinary tract infection in children
- Hypocarbia Less than the normal level of carbon dioxide in the blood. The opposite of hypercarbia
- Athelia Absence of the nipple. Athelia is a rare condition but it is common in certain conditions. Athelia tends to…
- Rectal exam, digital (DRE) An exam done to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a…
- Colonic (adjective) Relating to the colon, that part of the large intestine that runs from the cecum to the rectum. For a…
- Met Methionine. See also: Amino acid symbols
- Catheter, pulmonary artery A light flexible balloon-tipped tube that is introduced into the pulmonary artery (the artery from the right…
- Endocardium The lining of the interior surface of the heart chambers. The endocardium consists of a layer of endothelial…
- Iontophoresis A transdermal delivery system in which a substance bearing a charge is propelled through the skin by a low…