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).
Velamentous insertion of umbilical cord
An abnormal condition in which the umbilical cord does not insert into the placental mass but, instead, traverses the fetal membranes before it inserts into the umbilical cord. The main danger is vasa previa, a condition in which the blood…
Read the definitionRandom terms
Show more- Corneal ring, intrastromal A plastic ring designed to be implanted in the cornea, the transparent structure in the front of the eye. The…
- Typhus, louse-borne See: Typhus, epidemic
- Alexander disease A slowly progressive and ultimately fatal brain disorder that most commonly occurs in children. The infantile…
- Hogwarts headache Headache: A generalized headache from spending many hours reading an unusually long volume such as one of…
- B(a)P Benzo(a)pyrene
- Syndrome, temporomandibular joint Disorder of the temporo-mandibular joint (TMJ) causing pain usually in front of the ear. Pain in the TMJ can…
- Acoustic neurinoma A benign tumor that may develop on the hearing and balance nerves near the inner ear. The tumor results from…
- Werner-His disease Named for the German physician Heinrich Werner (who did not describe Werner's premature aging syndrome) and…
- Goiter Enlargement of the thyroid gland. A goiter is not cancerous. It is simply a thyroid gland that is bigger than…
- Foramen magnum The large hole at the base of the skull which allows passage of the spinal cord.
- Fear of nudity An abnormal and persistent fear of nudity is called gymnophobia. Sufferers of this phobia experience undue…
- Therapy, constraint-induced movement A form of intensive physical therapy aimed at reorganizing and reprogramming the brain after a stroke, a…