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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Oogonium
A female ancestral germ cell that divides several times to give rise to an oocyte that, in turn, develops into an ovum (an egg). The second 'o' in oogonium is pronounced separately from the first: o·o·gon·i·um. The word was created from…
Read the definitionRandom terms
Show more- Prion dementia See: Gerstmann-Straussler-Scheinker syndrome
- Left heart The heart is composed functionally of two hearts - the right heart and the left heart. The left heart…
- PAP 1. Prostatic acid phosphatase. 2. Pulmonary artery pressure
- Mesenteric vein One of the large veins which return blood from the intestines. The inferior (lower) mesenteric vein empties…
- Dermoid Also called a dermoid cyst of the ovary, this is a bizarre tumor, usually benign, in the ovary that typically…
- Acute coronary syndromes A spectrum of conditions involving chest discomfort or other symptoms caused by lack of oxygen to the heart…
- Turcot syndrome A genetic disease characterized by polyps in the colon (large intestine) in addition to tumors in the brain…
- Chondrocalcinosis Calcium in cartilage, usually in a joint, as in osteoarthritis
- Partial hysterectomy Hysterectomy: In a partial hysterectomy, the uterus is surgically removed but the cervix is left in place…
- Elbow bursitis Elbow bursitis: At the tip of the elbow (the olecranon area), there is a bursa, a fluid-filled sac that…
- Prandial Of or relating to a meal. Prandial pain is pain while eating. Although medical terms usually have a…
- Dutch-Kentucky syndrome See: Hecht syndrome