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.
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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).
Sickness, morning
Nausea and vomiting of pregnancy. Morning sickness is a misnomer, because it can occur at any time of the day (though not at night during sleep) and it is not a sickness. It is a normal characteristic of early pregnancy. Morning sickness…
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Show more- Disease, von Recklinghausen Neurofibromatosis type 1
- Adrenaline A substance produced by the medulla (inside) of the adrenal gland, adrenaline (the official name in the…
- Hip fracture Broken bone in the hip, a key health problem among the elderly, usually due to a fall or other kind of trauma…
- ARS Acute radiation syndrome
- Squamous cell carcinoma Cancer that begins in squamous cells -- thin, flat cells that look under the microscope like fish scales…
- ITC In-the-canal (that is, the ear canal). See In-the-canal hearing aid
- Vibrotactile aid A mechanical instrument that helps individuals who are deaf to detect and interpret sounds through their…
- Ocean itch An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Ductus arteriosus A key arterial shunt (ductus) in fetal life. Before birth, blood pumped from the heart through the pulmonary…
- Defibrillation The use of a carefully controlled electric shock, administered either through a device on the exterior of the…
- Arthrocentesis Joint aspiration, a procedure whereby a sterile needle and syringe are used to drain fluid from a joint. This…
- Palpitations Palpitations: Unpleasant sensations of irregular and/or forceful beating of the heart. In some patients with…