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).
H
Symbol for hydrogen
Read the definitionRandom terms
Show more- Piperine A pungent alkaloid that is concentrated in the outer skin of pepper berries (which gives pepper much of its…
- Hot flashes A sudden wave of mild or intense body heat caused by rushes of hormonal changes resulting from decreased…
- Paul Ehrlich 1. Paul Ehrlich (1854-1915), renowned German scientist and physician. See: Ehlich, Paul. 2. Paul R. Ehrlich…
- Torture An act by which severe pain or suffering, whether physical or mental, is intentionally inflicted on a person…
- Nerves, cranial Nerves that emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from…
- SJS Stevens-Johnson syndrome.
- Muscular dystrophy, congenital A form of muscular dystrophy that is present at birth. Various types of congenital MD have been identified…
- Muscular dystrophy, limb-girdle One of a group of diseases that may begin in childhood or later with slowly progressive weakness and wasting…
- Urethral sphincter >Internal sphincter: Part of the muscular bladder wall acts as the internal urethral sphincter and prevents…
- HCM Abbreviation for hematocrit. The hematocrit is the proportion, by volume, of the blood that consists of red…
- Hydatidiform mole A tumor that forms in the uterus as a mass of cysts resembling a bunch of grapes. Moles occur during the…
- Mathematics disorder A condition characterized by math skills that are significantly below normal, given the person's age…