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).
Newborn hearing screen
Testing of the newborn baby's ability to hear. Newborn screening of hearing is done with automated auditory brainstem response tests or, less often, with what are called otoacoustic emission or conventional auditory brainstem response…
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Show more- Gulf War syndrome A highly controversial syndrome involving a constellation of illnesses experienced by 5,000 to 80,000…
- Bioactive Having an effect upon a living organism, tissue, or cell. Biologically active. Antibiotic, enzymes, and…
- Scale, skin A thin piece of the outermost layer of skin resembling a fish scale. They represent a heaping up of the…
- HSAN III Hereditary sensory and autonomic neuropathy III. See: Familial dysautonomia.
- Hyperlipidemia High lipid (fat) levels in the blood.
- Laryngostasis More commonly known as croup, this is an infection of the larynx, trachea, and the bronchial tubes, that…
- Writer's cramp A dystonia that affects the muscles of the hand and sometimes the forearm and only occurs during handwriting…
- Semen The fluid that is released through the penis during orgasm. Semen is made up of fluid and of sperm. The fluid…
- Yellow enzyme, Warburg's A key respiratory enzyme discovered by the German biochemist Otto Heinrich Warburg (1883-1970), a pioneer in…
- Complex partial seizure A form of partial seizure during which the person loses awareness. The patient does not actually become…
- ATM Symbol for the ataxia telangiectasia mutated (ATM) gene. The protein made by the ATM gene functions to…
- Maggot A soft-bodied wormlike larva of a fly that lays its eggs in living or especially in decaying tissues. The…