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).
Menometrorrhagia
Excessive uterine bleeding, both at the usual time of menstrual periods and at other irregular intervals. Menometrorrhagia can be a sign of a number of different disorders including hormone imbalance, endometriosis, benign fibroid tumors…
Read the definitionRandom terms
Show more- Clinophobia An abnormal and persistent fear of going to bed. Sufferers from clinophobia experience anxiety even though…
- Oogenesis The process of egg formation. The second 'o' in oogenesis is pronounced separately from the first…
- Ankle twist See: Ankle sprain
- Descending aorta The descending aorta is the part of the aorta, the largest artery in the body, that runs down through the…
- Jackknife seizure See: Infantile spasms
- Incontinence, urinary Incontinence, urinary: The unintentional loss of urine. Inability to hold urine in the bladder due to loss of…
- Taenia In medicine, taenia is a genus (group) of large tapeworms some of which are parasitic in humans. In anatomy…
- Exercise cardiac stress testing The most widely used cardiac (heart) screening test. The patient exercises on a treadmill according to a…
- Navel The umbilicus, the former site of attachment of the umbilical cord, usually found in about the middle of the…
- Potassium balance The balance between too much potassium and, far more often today, too little potassium. Adults should consume…
- Heimlich maneuver An emergency treatment for obstruction of the airway in adults. It may be needed when someone chokes on a…
- Basal cell nevus syndrome The Gorlin syndrome