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).
Imprinting, genomic
The phenomenon of parent-of-origin gene expression. The expression of a gene depends upon the parent who passed on the gene. For instance, two different disorders - Prader-Willi syndrome and Angelman syndrome -- are due to deletion of the…
Read the definitionRandom terms
Show more- Retinoschisis, X-linked juvenile See: Juvenile retinoschisis
- Date rape Rape of a woman by a man with whom she is acquainted. The rapist is usually the woman's 'date' (escort)…
- Serratus anterior One of the serratus muscles of the back and thorax. The serrautus anterior originates from the lateral aspect…
- Apophysitis calcaneus Also called Sever's condition, this disorder is due to inflammation of the growth plate of the calcaneus, the…
- Single nucleotide polymorphism A change in which a single base in the DNA differs from the usual base at that position. Abbreviated SNP and…
- ADE Adverse drug event. See: Adverse reaction..
- Adrenal cortex The outer portion of the adrenal gland located on top of each kidney. The adrenal cortex produces steroid…
- Osteoclastoma A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone…
- Giant cell pneumonia Pneumonia: Also known as Hecht's pneumonia, this is a deadly but fortunately rare complication of measles. It…
- Muscle, piriformis A muscle that begins at the front surface of the sacrum (the V-shaped bone between the buttocks at the base…
- Blastocystis hominis The parasitic organism that causes blastocystosis. See Blastocystosis
- Patellar ligament See: Patellar tendon