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).
Culdoscope
The viewing tube (endoscope) introduced through the end of the vagina into the cul-de-sac. The cul-de-sac is also called the rectouterine pouch (the pouch of Douglas), an extension of the peritoneal cavity between the rectum and back wall…
Read the definitionRandom terms
Show more- Runny nose Rhinorrhea is the medical term for this common problem. From the Greek words 'rhinos' meaning 'of the nose'…
- Dystocia Difficult or abnormal labor or delivery. From the Greek 'dys' meaning 'difficult, painful, disordered…
- Randomize To use chance alone to assign or arrange. For example, the investigators may randomize the participants in a…
- Carcinoma, islet cell See: Islet cell cancer
- Fatty aldehyde dehydrogenase deficiency Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a…
- Anovular menstruation Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is…
- Hemidiaphragm, elevated See: Elevated hemidiaphragm
- Metastasize The spread from one part of the body to another. When cancer cells metastasize and cause secondary tumors…
- Sequence, conserved A base sequence in a DNA molecule (or an amino acid sequence in a protein) that has remained essentially…
- White coat hypertension A transient increase in blood pressure (hypertension) triggered by the sight of medical personnel in white…
- Cancer, uterine See: Uterine cancer
- Leukemic reticuloendotheliosis See: Hairy cell leukemia