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).
Singultus
A rarely used medical word for an ordinary hiccup. A hiccough is an extraordinary type of breathing movement involving a sudden intake of air (inspiration) due to an involuntary contraction of the diaphragm accompanied by closure of the…
Read the definitionRandom terms
Show more- Prenatal surgery The surgical treatment of the fetus before birth. Also called antenatal surgery or, most often, fetal…
- Muscle, cardiac A type of muscle with unique features only found in the heart. The cardiac muscle is the muscle of the heart…
- Shock, anaphylactic A life-threatening allergic reaction characterized by a swelling of body tissues including the throat…
- Craniology The study of variations in size, shape, and proportion of the skull (cranium). Also known as phrenology, it…
- Nephrolith A kidney stone
- Ocular prosthesis 1. An artificial replacement for an eyeball. In other words, an artificial eye, a globe of glass or plastic…
- Office of Human Research Protections (OHRP) The agency responsible for developing, monitoring and exercising compliance over the protections afforded…
- Pupil The opening of the iris. The pupil may appear to open (dilate) and close (constrict) but it is really the…
- Abs Commonly used slang for the abdominal muscles, the muscles running up and down in the abdominal wall. The…
- Newborn screening Tests of newborns to screen for serious treatable diseases most of which are genetic. The newborn screening…
- Hemophagocytic lymphohistiocytosis A rare, cancer-like disorder in which both histiocytes and lymphocytes start to proliferate and attack body…
- Acrodynia Pain in the extremities (the hands and feet)