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).
Genome, rice
The first commercially important plant to have its genome sequenced. This feat, completed early in 2001, is particularly important because rice is a staple food for a large portion of the population of the world. With the rice sequence…
Read the definitionRandom terms
Show more- Ovarian cyst A fluid-filled sac in the ovary. The most common type of ovarian cyst is called a follicular cyst. It results…
- Erythema infectiosum A sometimes-used Latin name for fifth disease. See Fifth disease
- Renal pelvis The area at the center of the kidney. Urine collects here and is funneled into the ureter
- Ileitis, terminal Crohn's disease, a chronic inflammatory disease of the intestine involving only the end of the small…
- Cranial nerve VIII The eighth cranial nerve is the vestibulocochlear nerve. The vestibulocochlear nerve is responsible for the…
- Dural Pertaining to the dura
- Antisense-strand RNA virus See: Negative-strand RNA virus
- Brainstem The lowest part of the brain which merges with the spinal cord and provides the major route by which the…
- Systole, premature See: Extrasystole
- Good-for-you bacteria Bacteria that are good for health. Lactobacillus acidophilus are a type of good-for-you bacteria. The term is…
- Iso- Composed of cells of the same size and type. Isocellular is a Greek-Latin hybrid term compounded from the…
- Anovular Not accompanied by ovulation, the release of an ovum (egg) from the ovary. Synonymous with anovulatory