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).
Premature menopause
Premature menopause: Menopause (permanent cessation of menses) occurring before age 40 due to ovarian failure. Premature menopause may be associated with smoking, living at high altitude, or poor nutritional status.
Read the definitionRandom terms
Show more- Antibody, antinuclear An unusual antibody that is directed against structures within the nucleus of the cell. Antinuclear…
- Pulmonary insufficiency 1. Incomplete closure of the pulmonary valve in the heart, allowing blood to return from the pulmonary artery…
- Rest 1. Repose. Relaxation.2. A fragment of embryonic tissue that has been retained after the period of embryonic…
- Heteroerotic Having to do with sexual excitement toward the opposite sex. By contrast with alloerotic
- Hecht syndrome A striking genetic disorder in which abnormally short muscles in the jaw make it impossible to open the mouth…
- Mitotic Pertaining to mitosis.
- APOA-I Apolipoprotein A-I
- Alpha-1 Short for alpha-1 antitrypsin deficiency
- Video-assisted surgery A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Paterson-Kelly syndrome See: Plummer-Vinson syndrome
- Syndrome, Lennox-Gastaut A severe form of epilepsy that usually begins in early childhood and is characterized by frequent seizures of…
- Underwater weighing A method for determining the lean body mass. This method weighs a person underwater and then calculates the…