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).
Hamartoma
A benign (noncancerous) tumor-like growth consisting of a disorganized mixture of cells and tissues normally found in the area of the body where the growth occurs.
Read the definitionRandom terms
Show more- Macewen operation A surgical operation for inguinal hernia designed by Sir William Macewen (1848-1924), a surgeon in Glascow…
- Electrolarynx A battery-operated instrument that makes a humming sound to help people who have lost their larynx to talk
- Zellweger syndrome A genetic disorder, also called the cerebrohepatorenal syndrome, characterized by the reduction or absence of…
- Chromesthesia A type of synesthesia in which which a nonvisual stimulus causes the individual to perceive color. Color…
- BRCA breast cancer gene Breast cancer gene: One of several genetic mutations linked to breast cancer and ovarian cancer. There is now…
- Nocturia Excessive urinating at night.
- Atelectasis Failure of full expansion of the lung at birth or a collapse thereafter of the lung. The word comes from the…
- Ileal pouch A surgically created chamber made up of a portion of the lower part of the ileum, the last (lowest) part of…
- Familial ALS ALS (amyotrophic lateral sclerosis) in which there a family history of the disease. Familial ALS constitutes…
- Membrane-associated neutral endopeptidase Pertaining to a membrane. As in acute membranous gingivitis, membranous nephropathy, and pseudomembranous…
- Spiral fracture A fracture, sometimes called a torsion fracture, in which a bone has been twisted apart. NTER>
- Vocal cord One of two small bands of muscle within the larynx. These muscles vibrate to produce the voice. The vocal…