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).
Psychosis, ICU
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- Extracolonic Outside the colon. An hereditary colon cancer syndrome may also predispose to extracolonic malignancies
- Esophageal ulcer A hole in the lining of the esophagus corroded by the acidic digestive juices secreted by the stomach cells…
- Anatomic orientation terms In anatomy, certain terms are used to denote orientation. For example, a structure may be horizontal, as…
- Cell sorter, fluorescence-activated A flow cytometer (a scientific instrument used to measure the characteristics of individual cells) that is…
- Intelligence, non-verbal Innate or learned ability to understand and carry out motor tasks, such as solving physical puzzles. Also…
- Virus, Nipah A virus that infects pigs and people in whom it causes a sometimes fatal form of viral encephalitis (brain…
- Anterior The front, as opposed to the posterior. The anterior surface of the heart is toward the breast bone (the…
- Adiponectin A protein hormone produced and secreted exclusively by adipocytes (fat cells) that regulates the metabolism…
- Pantothenic acid Pantothenic acid is vitamin B5, one of the less well known B vitamins, perhaps because it is widely…
- Shots, allergy Known medically as allergy desensitization or allergy immunotherapy, the injections are designed to stimulate…
- Keratitis Inflammation of the cornea (the transparent structure in the front of the eye).
- Dementia, MELAS Dementia, MELAS: MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Strokelike…