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).
Uterus, contraction of the
The tightening and shortening of the uterine muscles. During labor, contractions accomplish two things: (1) they cause the cervix to thin and dilate (open); and (2) they help the baby to descend into the birth canal. Uterine contractions…
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Show more- Mm Abbreviation for millimeters. For example, mm Hg means millimeters of mercury, the height of a column of…
- Hip, developmental dislocation of the (DDH) The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Penis, hypospadias of the Birth defect of the penis involving the urethra (the transport tube leading from the bladder to discharge…
- Retinoschisis Splitting of the retina. From retina + -schisis (splitting)
- Syndrome, cerebrohepatorenal Syndrome, cerebrohepatorenal: A genetic disorder, which is also called the Zellweger syndrome, characterized…
- Hypervolemia An abnormal increase in blood volume or, strictly speaking, an abnormal increase in the volume of blood…
- Carbon monoxide on houseboats See: Houseboat carbon monoxide poisoning
- PLP1 The gene encoding proteolipid protein, or lipophilin, the primary constituent of myelin. The PLP1 gene is on…
- Homeopathic Pertaining to homeopathy
- INR Stings from large stinging insects such as bees, hornets, yellow jackets and wasps can trigger allergic…
- Physician assisted suicide See: Physician-assisted suicide
- Ectodermal Pertaining to the ectoderm or to tissues derived from the ectoderm, one of the three primary germ cell layers…