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).
Brain biopsy
Biopsy of the brain. Removal of a small piece of tissue from the brain for diagnostic purposes. One way the procedure may be done is by stereotactic needle biopsy in which the spot to be biopsied is located three-dimensionally, the…
Read the definitionRandom terms
Show more- Dysphonia, spastic See: Spasmodic dysphonia
- Large intestine Comes after the small intestine. Large because it is wider than the small intestine
- Agenesis of the corpus callosum A congenital abnormality (a birth defect) in which there is partial or complete absence (agenesis) of the…
- Nominal aphasia See Anomia
- Plegia Suffix meaning paralysis or a stroke. As in cardioplegia (paralysis of the heart), hemiplegia (paralysis of…
- Abuse, emotional child Emotional child abuse is the third most frequently reported form of child abuse (after child neglect and…
- Postoperative hemorrhage Bleeding after a surgical procedure. The hemorrhage may occur immediately after the surgery or be delayed. It…
- PMD Pelizaeus-Merzbacher disease
- Thyroid hormone receptor A molecule that receives a thyroid hormone and permits it to dock on the nuclear membrane of a cell. The…
- Congenital hemolytic jaundice Jaundice: Known also as hereditary spherocytosis (HS), this is a genetic disorder of the red blood cell…
- Syndrome, hand-foot-and-mouth A clinical pattern consisting of a rash on the hands and feet and in the mouth due to a viral infection. The…
- Respiratory papillomatosis, recurrent Recurrent respiratory papillomatosis involves the growth of numerous warty growths in the larynx on the vocal…