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).
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- Amplification, DNA The production of multiple copies of a sequence of DNA. Repeated copying of a piece of DNA. DNA amplification…
- Neonatal intensive care unit An intensive care unit designed for premature and ill newborn babies. Abbreviated NICU. Also called a newborn…
- Primary HIV infection The first few months after infection with HIV (the human immunodeficiency virus). During primary HIV…
- Brain plasticity See Neuroplasticity
- Wrist The proximal segment (the near part) of the hand consisting of the carpal bones and the associated soft…
- Munchhausen syndrome by proxy A parenting disorder in which the parent either fabricates an illness or induces an illness in their child…
- BOD POD A method for determining the lean body mass. The BOD POD is a computerized, egg-shaped chamber. Using the…
- Acrophobia An abnormally excessive and persistent fear of heights. Sufferers experience severe anxiety even though they…
- Total parenteral nutrition Intravenous feeding that provides a patient with all of the fluid and the essential nutrients they need when…
- Knee The knee is a joint which has three parts. The thigh bone (the femur) meets the large shin bone (the tibia)…
- Rash, vesicular A raised, blistery rash
- Dyskeratosis congenita An inherited cause of bone-marrow failure, dyskeratosis congenita is a syndrome characterized by abnormal…