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).
Hypnos
The Greek and Roman god of sleep. From his name is derived the term hypnosis. Hypnos was the twin of Thanatos, the personification of death. Both Hypnos and Thanatos lived in the underworld
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Show more- Torticollis The most common of the focal dystonias, torticollis is a state of excessive of inadequate muscle tone in the…
- Transcription factor A protein that controls when genes are switched on or off -- whether genes are transcribed or not…
- Balanitis Inflammation of the rounded head (the glans) of the penis. Inflammation of the foreskin is called posthitis…
- Choroid See: Melanoma, choroidal.
- Dip, wax A treatment for the symptoms of joint and muscle conditions, such as arthritis, that consists of melted…
- HIPAA Acronym that stands for the Health Insurance Portability and Accountability Act, a US law designed to provide…
- Asbestos Asbestos: A natural material made up of tiny fibers which can lodge in the lungs and lead to cancer or…
- Transposon A short mobile DNA sequence that can replicate and of which copies can be inserted at random sites within…
- Syndrome, paraneoplastic See: Paraneoplastic syndrome
- Tricyclic antidepressant One of a class of medications used to treat depression. The tricyclic antidepressants are also used for some…
- Mesoderm One of the three primary germ cell layers -- the other two are the ectoderm and endoderm -- in the very early…
- Sepsis Commonly called a 'blood stream infection.' The presence of bacteria (bacteremia) or other infectious…