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).
Frontal bone
The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket). The frontal bone articulates (comes together) with a number of other bones including the parietal, nasal, ethmoid, maxillary, and…
Read the definitionRandom terms
Show more- HCV PCR viral load test See: HCV PCR
- Counter, Geiger See: Geiger counter
- Steppage gait A manner of walking in which the advancing foot is lifted high so that the toes clear the ground. Steppage…
- Alpha-1 Short for alpha-1 antitrypsin deficiency
- Hypoparathyroidism Hypoparathyroidism: Underfunction of the parathyroid glands with deficient production of the hormone…
- Reinstein syndrome A heritable syndrome characterized by eye disease (specifically, macular degeneration and inverse retinitis…
- Quintan fever Fever: Quintan means recurring every 5 days, the characteristic duration of trench fever. Quintan or trench…
- Amygdaloid Like an almond. Almond-shaped. As the amygdaloid nucleus in the brain, a structure that anatomists thought…
- Syndrome, Alexander See: Alexander disease
- Exclamation point hair Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is…
- Familial primary pulmonary hypertension See: Pulmonary hypertension
- American Psychiatric Association A medical specialty society with over 35,000 US and international member physicians who 'work together to…