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).
Hypomania
A condition similar to mania but less severe. The symptoms are similar with elevated mood, increased activity, decreased need for sleep, grandiosity, racing thoughts, and the like. However, hypomanic episodes differ in that they do not…
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Show more- Connexin A subunit of connexon, a protein that forms a gap junction, a channel that permits ions and small molecules…
- HLA-B57 An HLA type that is strongly associated with unusually slow progression of the human immunodeficiency virus…
- Incompatibility, Rh The state of mother and fetus having different Rh blood group types so that their Rh types are…
- Amylo- (Amyl- before a vowel.) A prefix pertaining to starch. From the Greek amylon, meaning starch
- Control (research) In research, control subjects or control procedures permit comparison with experimental results. The first…
- Disease, Jakob-Creutzfeldt A transmissible degenerative brain disorder technically termed spongiform encephalopathy. Eating 'mad cow'…
- Beta particle An electron ejected from the nucleus of a decaying atom. Although beta particles can be stopped by a thin…
- Epidermolysis bullosa acquisita A rare autoimmune skin disease with blisters. In epidermolysis bullosa acquisita (EBA) the body attacks its…
- Tetrafluoroethylene A substance that is a possible carcinogen (cancer-causing agent) used in the production of polymers such as…
- Psychosis In the general sense, a mental illness that markedly interferes with a person's capacity to meet life's…
- Shunt, transjugular intrahepatic portosystemic A shunt that allows blood from the portal circulation (that supplies the liver) to flow into the systemic…
- Blackhead A familiar term for what is medically called an open comedo. A comedo, the primary sign of acne, consists of…