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).
Pump-oxygenator
A machine that does the work both of the heart (pump blood) and the lungs (oxygenate the blood). Used, for example, in open heart surgery. Blood returning to the heart is diverted through the machine before returning it to the arterial…
Read the definitionRandom terms
Show more- Hysterosalpingogram (HSG) A hysterosalpingogram imaging test that is used to examine the cavity of the uterus and Fallopian tubes. In a…
- Psychopathic personality disorder See: Antisocial personality disorder
- Thyrotropin A hormone produced by the pituitary gland at the base of the brain in response to signals from the…
- Non-rapid eye movement sleep Sleep: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the…
- Precocious puberty Precocious puberty is the unusually early development of secondary sexual features. The onset of sexual…
- Septal defect, ventricular (VSD) A hole in the septum (the wall) between the lower chambers of the heart (the ventricles). Ventricular Septal…
- Aspergillosis Infection with the fungus Aspergillus, seen especially in people with a deficient immune system. The clinical…
- VHL Von Hippel-Lindau. See Von Hippel-Lindau syndrome
- EDC Estimated date of confinement, the estimated calendar date when the baby will be born
- Gluteal Pertaining to the buttock region formed by the gluteal muscles (the gluteus maximus, gluteus medius, and…
- Vision therapy The use of special eye exercises to address eye defects, such as strabismus. Some vision therapists also…
- Palsy, laryngeal Paralysis of the recurrent laryngeal nerve, a branch of the vagus nerve (a long and important nerve that…