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).
Hypnolepsy
A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as narcolepsy. The disorder is often associated with cataplexy (a sudden loss of muscle tone and paralysis of voluntary muscles associated…
Read the definitionRandom terms
Show more- Acute respiratory distress syndrome Better known as ARDS. See: ARDS
- EPT Estrogen/progestin therapy
- Hydrocephaly Also known as hydrocephalus, this is an abnormal buildup of cerebrospinal fluid (CSF) in the ventricles of…
- Photokeratitis A burn of the cornea (the clear front surface of the eye) by ultraviolet B rays (UVB). Also called radiation…
- Bone marrow transplantation See: Bone marrow transplant
- Injury Harm or hurt. The term 'injury' may be applied in medicine to damage inflicted upon oneself as in a hamstring…
- Speech, esophageal See: Esophageal speech
- Syndactyly, partial A condition in which fingers or toes are partially joined together. Syndactyly can involve the bones or just…
- Syndrome, Launois-Bensaude A disorder characterized by painless symmetrical diffuse deposits of fat beneath the skin of the neck, upper…
- Onychogryposis Abnormally thick curved fingernails or toenails. From the Greek onyx, nail + gryposis, curvature
- Anti-platelet agents Medications that, like aspirin, reduce the tendency of platelets in the blood to clump and clot
- Hypopigmented Underpigmented.